Solar workflow depth
Can the product carry system details, proposal status, project milestones, and the delivery handoff without rebuilding the process in custom fields?
Quickest Solar CRM is our first pick for a small Jamaican installer whose immediate problem is slow quoting and follow up that nobody owns. That placement uses a disclosed proposal-first adoption lens and still requires a Jamaica proof step. OpenSolar is the clearest free design-first option, Pylon pairs design with an optional CRM, and Sunbase publishes wider solar operations. We compared seven tools against JMD documents, adviser-approved general consumption tax, OUR licensing and net billing, JPS interconnection stages, hurricane-rated structural evidence, field work and handover.
Direct answer
Choose Quickest when proposal speed, lead ownership, field adoption and a free pilot are the first priorities. QuickEstimate owns Quickest and its published evidence is India-first, so Jamaican currency, tax, OUR licence fields, JPS interconnection stages, hosting and support all remain unverified until a demo proves them. OpenSolar is better when free solar design leads the purchase. Pylon and Sunbase deserve tests where design depth or multi-crew operations dominate. Zoho, Odoo and HubSpot fit teams willing to configure a general platform, and they suit hotel and commercial contractors with formal procurement.
7 jobs, 7 picks
A useful shortlist starts with the sales or delivery bottleneck. Each winner below reflects a different buying priority, while the overall ranking rewards a CRM that a solar sales team can adopt quickly.
Small mobile sales teams
Free: 1 user and 10 proposals monthly. Pro: INR 6,999 per user yearly, minimum 3 users. 02Best free design-first optionOpenSolarStartups combining solar design, proposals and project CRM
OpenSolar says partners fund the model; review services and connected costs. 03Best compact design and CRM trialPylonTeams wanting solar and battery proposals with optional CRM
New users receive five Standard Project credits; confirm Jamaica commercial terms. 04Best broad solar operations candidateSunbaseEstablished teams evaluating a wider solar sales and project platform
Request Jamaica users, modules, implementation, integrations, support and renewal pricing. 05Best configurable general CRMZoho CRMTeams with an administrator and several sales or service lines
The reviewed global page publishes USD prices and adds local taxes. 06Best configurable operations suiteOdooBusinesses joining CRM with sales, inventory, field service and accounting
Confirm current plan, apps, users, hosting, implementation, localisation and customisation. 07Best for marketing-led acquisitionHubSpot CRMTeams prioritising forms, email, meetings and pipeline
Official page states up to 2 free users and 1,000 contacts; price all required hubs.How we evaluated
We saved English search attempts across Google, Bing, DuckDuckGo, Brave and Mojeek, then traced one record from a web form or WhatsApp enquiry through site visit, roof and consumption assessment, quotation, deposit, structural and electrical design, the JPS interconnection application, procurement, installation, meter change, commissioning, invoicing, handover and service. Ranking rewards focused sales adoption first, then solar design, operational breadth, field usability, finance fit and configurable CRM depth. Jamaica facts come from the Office of Utilities Regulation, Jamaica Public Service, Tax Administration Jamaica and the Bureau of Standards Jamaica. Product descriptions come from official vendor pages and remain vendor claims.
Can the product carry system details, proposal status, project milestones, and the delivery handoff without rebuilding the process in custom fields?
Can managers route leads, track activity, automate follow-up, forecast revenue, and see why an opportunity stalled?
Can a rep move from site information to a credible customer proposal, and how much specialist solar design happens inside the platform?
Does the workflow support the language, currency, tax, communications, documents, and handoffs common in Jamaica?
What setup, migration, training, administration, and extra software does the apparent subscription require?
At-a-glance matrix
The table separates CRM depth from proposal, design, and operations coverage. Confirm plan limits and country availability in writing before signing.
Local billing check: confirm JMD pricing, tax treatment, contract currency, and payment fees in writing.
| Platform | Best for | Public price | Solar proposals | Design | Project operations | CRM depth | Free access |
|---|---|---|---|---|---|---|---|
| 1Quickest Solar CRM | Small mobile sales teams | Free plan; Pro in INR | Focused branded proposals | Jamaica inputs unverified | Lead stages and follow up | Focused solar sales CRM | 1 user, 10 proposals monthly |
| 2OpenSolar | Startups combining solar design, proposals and project CRM | Free core platform | Interactive and PDF proposals | Native solar and storage design | Project CRM, tasks, schedules and files | Solar project CRM | Core platform described as free |
| 3Pylon | Teams wanting solar and battery proposals with optional CRM | Dollar pricing shown; confirm currency | Web and PDF proposals | Solar and battery design | Optional solar CRM and integrations | Solar CRM available | Five Standard Project credits |
| 4Sunbase | Established teams evaluating a wider solar sales and project platform | Quote required | Solar proposal capabilities published | Connect or verify design scope | Sales and operational solar workflows | Broad solar CRM | Request demo and trial terms |
| 5Zoho CRM | Teams with an administrator and several sales or service lines | Free for 3 users; paid USD tiers | Configure CPQ or connect a proposal tool | Specialist solar tool required | Custom modules, workflow, reports, portals and APIs | Broad general CRM | Free edition for 3 users |
| 6Odoo | Businesses joining CRM with sales, inventory, field service and accounting | One app free; paid plans published | Sales quotations and signatures | Specialist solar design required | CRM, sales, inventory, accounting, field service and more | General CRM within modular ERP | One app free plan stated |
| 7HubSpot CRM | Teams prioritising forms, email, meetings and pipeline | Free CRM; paid hubs available | Connect or configure proposal software | Specialist solar tool required | Paid sales and service expansion | Broad customer platform | Up to 2 users and 1,000 contacts |
Pricing and capability labels were checked against official sources on Sep 7, 2026. Currency conversion is intentionally omitted where a vendor does not publish a local price.
Country research
Three Jamaican realities shape a solar CRM. The regulator operates a licensing regime for generation, which makes eligibility and capacity a matter of record rather than opinion. The utility runs an interconnection process that decides when a signed job actually produces power. And every roof design has to survive hurricane conditions, which turns the mounting specification into a compliance artefact rather than a supplier preference. A tool that tracks only the deal stage will lose all three of those threads by the time a customer asks about them.
The Office of Utilities Regulation regulates Jamaica's electricity sector, including licensing for generation and the framework for customer-owned systems. Licence and authorisation status belongs in the customer record as stored fields with dates. Capture the licence or exemption relied on, the reference, the capacity approved, the validity, the conditions, the renewal date and the evidence document, and confirm the applicable route before a proposal describes what the customer may install and export.
Office of Utilities Regulation Jamaica: Office of Utilities Regulation ↗Jamaica Public Service is the utility counterparty for interconnection, metering and supply. Store the customer account, the rate class taken from the actual bill, the meter type, the supply phase, the requested capacity, the application route, the reference, the technical review outcome, the fees, the inspection, the meter change, the activation and the completion evidence. Test a rejection and a resubmission, because a pipeline stage is not evidence that an interconnection was approved.
Jamaica Public Service Company: Jamaica Public Service Company ↗Tax Administration Jamaica administers general consumption tax and other taxes. A Jamaican solar sale mixes imported equipment, local supply, structural work, design, installation, batteries, transport, maintenance and finance, and the treatment differs across those lines. Configure tax per line, show whether displayed prices include or exclude tax, retain the tax source and effective date, and have a Jamaican adviser approve deposits, staged invoices, variations, credit notes and invoice wording.
Tax Administration Jamaica: Tax Administration Jamaica ↗The Bureau of Standards Jamaica administers standards and conformity assessment. Equipment and installation evidence therefore belongs against the customer record rather than in a supplier folder. Capture module and inverter models, certificates, batch or serial numbers, import documents, the technician who fitted them, test results and warranty terms, so a claim after a storm can be answered from the job record instead of reconstructed from a purchase invoice.
Bureau of Standards Jamaica: Bureau of Standards Jamaica ↗Hurricane loading makes the mounting specification a compliance artefact. Store the wind loading assumption, the standard referenced, the mounting system and its certification, the fixing type and spacing, the roof structure assessment, the approving engineer, the date and the installation photographs. A claim after a named storm will be decided on that record, and reconstructing it from a supplier catalogue two seasons later is not a realistic plan.
Bureau of Standards Jamaica: Bureau of Standards Jamaica ↗Interconnection timing decides when a signed job produces power, and customers judge the installer on it. Store the application submission date, the utility reference, the technical review outcome, any queries returned, the resubmission, the approved capacity, the fees paid, the inspection date, the meter change and the first export reading, then set the customer communication template against those milestones rather than against an internal deal stage.
Jamaica Public Service Company: Jamaica Public Service Company ↗Electricity costs and exchange movement together make quotation validity a live commercial issue. Store the cost basis, the exchange assumption, the validity period, the ordered stock and the clearance status, and prevent acceptance at a stale price without approval. A price quoted before the landed cost moved can consume the margin on a job that took two site visits and a structural assessment to win.
Tax Administration Jamaica: Tax Administration Jamaica ↗Hotel, commercial and institutional customers buy through procurement rather than conversation. Store the tender or request reference, the issuing organisation, the closing date, the mandatory documents, the technical and pricing schedules, the clarifications, the submission receipt, the outcome, the contract, the agreed service level and the shutdown windows available for maintenance work on an operating property.
Office of Utilities Regulation Jamaica: Office of Utilities Regulation ↗Parish coverage and traffic make field time expensive even on a small island. Store site coordinates, round-trip travel time, the crew size, the vehicle and any anticipated second visit, and let those flow into both the customer price and the internal job cost. A survey lost because photographs failed to sync costs a return journey across the island, which is a larger number than any difference in licence pricing.
Jamaica Public Service Company: Jamaica Public Service Company ↗Full reviews
Each review explains the useful workflow, the buyer who should shortlist it, and the country-specific question that a sales demo must answer.
Quickest is first for a narrow mobile sales adoption goal, conditional on Jamaican tax, interconnection and structural checks.
Quickest centres the work a small team usually has to fix first: capture the enquiry, assign an owner, produce a branded proposal quickly and make the next follow up visible. A limited free plan allows an adoption pilot before a larger migration. QuickEstimate owns Quickest and publishes this ranking, so the position depends on the disclosed method rather than on independent market recognition.
No public evidence verifies JMD quoting, Jamaican tax treatment, OUR licence fields, JPS interconnection tracking, hurricane-rated structural workflow, local support hours, commissioning or the handover pack. Ask specifically whether an application can exist as its own record with its own status, because an interconnection that lives inside a deal stage will be invisible to everyone except the salesperson who filed it.
Choose it if: residential quoting speed and follow up are the first bottlenecks. Choose another platform if: interconnection volume, procurement or structural governance dominate.
OpenSolar is the strongest free design-first route for Jamaica, subject to structural, tax and partner checks.
OpenSolar publishes design, proposals, table and Kanban project views, custom workflows, actions, schedules, documents, roles, permissions and an API. That gives a young installer a substantial design-to-sale test without a core licence fee. Jamaican residential buyers respond well to an interactive proposal, so the presentation quality is a genuine commercial advantage rather than a cosmetic one.
Validate Jamaican imagery, irradiance, roof structure cases, battery and backup scenarios, equipment libraries, JMD display, tax treatment, interconnection stages, field connectivity and document output. Change a design after acceptance and trace price, stock, tax, payment, structural approval and handover. Review privacy terms, transfers, support coverage, partner presentation and a complete account export.
Choose it if: design and customer-facing proposals lead the purchase and a free core product is attractive. Choose another platform if: interconnection tracking, procurement and stock dominate the requirement list.
Pylon supports a compact design and CRM evaluation, with billing currency and Jamaican operation still unverified.
Pylon documents solar and battery design, web and PDF proposals, design history, integrations and a solar CRM add-on. It says new users receive credits for five Standard Projects and teams can add unlimited users. That supports a practical test involving sales, design and management before the buyer assumes the product will replace a spreadsheet and a chat group.
Confirm the dollar currency, project rules, CRM cost, payment fees, taxes and renewal. Test Jamaican locations, weather and production inputs, loads, batteries, backup sizing, JMD display, offline use, roles and support. Review data processing and export, and model several revisions on one job because a structural assessment frequently changes the array layout after the first quotation was issued.
Choose it if: the team wants to trial solar design, proposals and CRM together. Choose another platform if: interconnection tracking, stock and service history dominate the requirement list.
Sunbase publishes broad solar CRM scope, and interconnection plus procurement tracking is what a Jamaican contractor should test.
Sunbase positions its CRM around solar lead management, sales, communication, proposals, workflow and operational visibility. For a Jamaican contractor running several crews across parishes and bidding for hotel and institutional work, the operational half is where the value sits. Public product language is not evidence that local tax, licensing or interconnection paths are supported.
Ask for comparable customer references and use a controlled demo from enquiry through survey, structural assessment, proposal, deposit, invoice, interconnection application, procurement, installation, commissioning and service. Verify JMD handling, milestone and document control, offline behaviour, roles, audit history, privacy terms, storage, support hours, the implementation owner, the contract price and data export.
Choose it if: a growing contractor runs several crews and bids for commercial work. Choose another platform if: a free design tool or a simpler proposal CRM meets the immediate need.
Zoho suits a Jamaican business that needs interconnection, structural and validity records enforced by workflow rules.
Zoho CRM offers configurable modules, fields, pipelines, workflow, reports, mobile apps, portals and APIs. Custom objects are the reason to consider it here: an interconnection application with its own status and a structural approval that gates commissioning are both things a configurable platform can enforce and a fixed proposal tool usually cannot.
Build or connect consumption assessment, solar design, JMD quotations with validity, tax treatment, payment reconciliation, inventory, interconnection stages, structural approvals, travel costing, commissioning, assets, warranty and handover. Test mobile offline needs, processor terms, transfers, retention, API limits, support, a complete export and the administrator effort required after launch.
Choose it if: the company has an administrator and wants enforced compliance records. Choose another platform if: the team expects ready-made Jamaican solar workflows with little configuration.
Odoo suits a Jamaican contractor whose imported stock, landed cost and field service have outgrown a sales tool.
Odoo combines CRM with quotations, sales, accounting, purchasing, inventory, projects, field service, helpdesk and other applications, including landed cost handling that assigns duty and freight to the stock it belongs to. For an importer quoting in Jamaican dollars, that addresses the margin problem directly rather than at one remove.
Verify a current Jamaican localisation and the accounting route with the responsible implementation partner. Test JMD, tax treatment, landed cost allocation, quotation validity, serial numbers, offline field work, approvals, interconnection and structural evidence, warranty, stock transfers and migration. Connect a specialist design tool and review privacy roles, hosting, backups, upgrades, exit and a restorable export.
Choose it if: import costing, stock, field service and CRM should share one configurable suite. Choose another platform if: the business wants a solar-specific proposal product with minimal implementation.
HubSpot is a strong acquisition layer for a residential installer and leaves interconnection and structural work outside.
HubSpot's free CRM covers contacts, lead management, forms, email, meetings and pipeline for a small user group. Jamaican residential solar is genuinely a marketing-led business for many installers, with paid leads, referrals and campaign response driving volume, so this is a market where HubSpot's strengths apply more directly than in most on this list.
Price and test the complete Jamaican stack: messaging, solar design, JMD quotation with validity, tax treatment, payment reconciliation, inventory, field delivery, interconnection tracking, structural evidence, service and reporting. Use controlled fields for the rate class, the interconnection reference, the structural approval, the responsible electrician, equipment, commissioning and warranty.
Choose it if: paid leads and campaigns drive a residential pipeline. Choose another platform if: interconnection volume and structural governance are the real problems.
Buyer guide
Choose by the most expensive broken handoff, then test that handoff using real opportunities, real users, and the documents your customers actually receive.
Start with Quickest when slow quoting and unowned follow up are the visible failures on residential work. Use the free plan on real Jamaican opportunities, including one net billing application and one straightforward self-consumption case. Continue only if the vendor proves JMD quoting with validity, tax handling, interconnection tracking, structural evidence, privacy, support and export.
OpenSolar fits a team that needs solar design, proposals and project CRM before it can fund a wider stack. Validate Jamaican imagery, irradiance inputs, roof structure cases, battery and backup scenarios, JMD display, tax treatment, interconnection stages, data terms, mobile performance and support coverage.
Pylon is worth testing when web and PDF proposals, solar and battery design and an optional solar CRM all appeal. Confirm the displayed currency, Jamaican model inputs, project credit economics across several revisions, mobile use, tax and payment connections, permissions, support hours and the evidence produced at handover.
Sunbase targets broader solar sales and operational workflows, which suits a contractor serving north coast hotels, commercial properties and institutions alongside residential work. Ask for comparable references and test procurement tracking, interconnection milestone management, scheduling around shutdown windows, service contracts, privacy, commissioning and export.
A configurable platform can model interconnection applications, structural approvals, imported stock, service agreements and several crews together. That flexibility requires an administrator, a specialist solar design tool and disciplined data ownership. Odoo is stronger where landed cost, inventory and field service dominate; Zoho is the more familiar CRM route.
HubSpot fits a business whose first priority is forms, campaigns, email, meetings and pipeline visibility, which suits a residential installer buying leads and running digital campaigns. Budget the solar design, quotation, tax, interconnection, project, structural evidence, service and governance tools around it.
Run the same three opportunities in every shortlisted CRM: one ordinary lead, one revision-heavy project, and one deal that already failed. This removes demo theatre and exposes repeated entry, stale documents, weak mobile adoption, and missing local support.
Capture a real lead, assign it, create the proposal, schedule follow-up, record acceptance, and hand it to delivery.
Change the system, equipment, price, payment route, and installation date. Identify every stale record.
Use a duplicate, missed follow-up, rejected proposal, or delayed job and ask the CRM to show what happens next.
Produce a taxable sale, a mixed supply of imported equipment, structural work and services, a deposit, a staged invoice, a variation, a credit note, a refund, a discount and a warranty replacement in JMD. Store a validity period, the cost basis and the exchange assumption, and block acceptance at a stale price without approval. Let the accountant decide classification and confirm the vendor's own billing terms in writing.
Store the licence or exemption relied on, the reference, the capacity approved, the validity, the conditions, the renewal date and the evidence document, for your own business and for every subcontractor where relevant. Block a proposal that describes an export arrangement the customer is not eligible for, and confirm the applicable route for the specific capacity rather than reusing wording from an older project.
Treat the interconnection application as its own record with a reference, an owner, a submission date, a document set and a dated outcome. Capture the technical review result, queries returned, the resubmission, the approved capacity, fees paid, the inspection, the meter change and the first export reading. Test a rejection and a capacity change after submission, and drive customer updates from those milestones.
Store the wind loading assumption, the standard referenced, the mounting system and its certification, the fixing type and spacing, the roof structure assessment, the approving engineer, the date and the installation photographs. Block commissioning sign-off when the structural approval is missing, and force re-approval when a design change alters the mounting or the array position.
Capture module and inverter models, certificates, batch or serial numbers, import documents, the fitting technician, test results and warranty terms against the customer record. Test a warranty claim after a named storm using only what the CRM holds. If the answer requires opening a supplier folder or calling a former employee, the configuration is not finished.
Store the tender or request reference, the issuing organisation, the closing date, the mandatory documents, the technical and pricing schedules, the clarifications, the submission receipt, the outcome, the contract, the agreed service level and the shutdown windows available for maintenance. Set alerts against document expiry rather than the closing date alone.
Store site coordinates, round-trip travel time, crew size, the vehicle, fuel assumptions and any anticipated second visit, and let those flow into both the price and the internal job cost. Test a job that needs a return visit because a part was wrong, and confirm the CRM can show the margin impact rather than absorbing it silently.
Have a field user work on the real phone in a parish where coverage is patchy. Capture location with a lawful purpose, consumption history, the bill image, roof structure and orientation photographs, shading, access and safety notes, design inputs, equipment and serial numbers, delivery, tests, signatures, defects and commissioning, then test sync, supervisor review and lost device controls.
Export the accepted scope, variations, the as-built design, the structural approval, installed equipment and serial numbers, photographs, test results, commissioning, licence and interconnection evidence, invoices and payment status, warranties, manuals, monitoring access, training, signatures, open defects and the service contact. Confirm the customer can retrieve it without your software licence.
The real budget
Jamaican pricing is not a currency conversion exercise, and validity control usually protects more margin than a discount on the licence. Quickest publishes INR terms, OpenSolar describes its core platform as free, Pylon shows dollar prices whose billing currency should be confirmed, and Zoho publishes USD global tiers. Sunbase needs a quote for the relevant scope. Odoo and HubSpot vary by apps, seats, contacts and implementation. Ask for billing currency, taxes, payment method, bank charges, users, projects, storage, integrations, API calls, messaging, onboarding, support hours, renewal, exit and every product needed to reach a compliant invoice, an approved interconnection and a usable handover pack.
Free: 1 user and 10 proposals monthly. Pro: INR 6,999 per user yearly, minimum 3 users.
OpenSolar says partners fund the model; review services and connected costs.
New users receive five Standard Project credits; confirm Jamaica commercial terms.
Request Jamaica users, modules, implementation, integrations, support and renewal pricing.
Quickest lists one free user with ten proposals monthly and Pro at INR 6,999 per user yearly with a three-user minimum. Jamaican commercial and tax terms are unverified.
OpenSolar states that its core platform is free because partners fund the model. Review partner choices, paid services, data use, support coverage and connected system costs.
Pylon offers five Standard Project credits to new users and states unlimited team users. Confirm the displayed currency, the CRM add-on, payment fees, project rules and renewal.
Zoho's reviewed page offers three free users alongside paid USD tiers. HubSpot states up to two free users and 1,000 contacts. Neither free plan supplies a complete Jamaican solar operating stack.
Budget accounting, payment handling, messaging, design software, structural engineering input, implementation, field devices, storage, support and administration alongside the licence fee.
Compare the cost of one complete acceptance case rather than a feature checklist. Measure the staff time needed to capture a bill, confirm the rate class, obtain a structural approval, revise a design, collect a deposit, issue an invoice, submit the interconnection application, chase a returned query, record serial numbers and answer a warranty call after a storm.
Ask what happens when an interconnection application is returned or a payment confirmation arrives while an integration is down. The commercial proposal should identify queued transactions, retry limits, manual reconciliation, notification, data ownership and support escalation.
Our number-one pick
Quickest concentrates on lead ownership, a mobile proposal and the next follow up, which is a practical first adoption target for a small Jamaican sales team.
Its free plan lets one person test ten monthly proposals before the company commits to migration, custom integration or additional seats.
First place stays conditional on proof. JMD handling with validity, tax treatment, OUR licence fields, JPS interconnection tracking, structural evidence and handover are not verified for Jamaica.
Your next move
Start with Quickest and the specialist closest to your largest local requirement. Use the same evidence and test deals for both.
Name the bottleneck. Pick lead response, proposal speed, design, payment, install handoff, or management visibility.
Choose two tools. Compare Quickest with the strongest specialist for that bottleneck.
Run the Three-Deal Proof. Score adoption, repeated entry, revision handling, support, and full annual cost.
Research record
These sources support the market, regulatory, product, and pricing statements on this page. Product terms can change after the checked date.
Common questions
Quickest is first under our proposal-first adoption lens for a small team, but QuickEstimate owns it and Jamaican localisation is unverified. OpenSolar is the better free design-first option. Pylon combines design with an optional CRM, while Sunbase targets a wider workflow. Because interconnection timing decides customer satisfaction, test application tracking before you judge proposal design.
We found no verified public evidence for native JMD proposals or Jamaican general consumption tax handling. Quickest's published evidence is India-first. Require a live taxable quotation with a validity period, a deposit, a staged invoice, a credit note, a refund and an accounting export during the demo, plus written billing currency and support terms.
As its own record with a reference, an owner, a submission date, a document set and a dated outcome, plus the technical review result, queries returned, the resubmission, the approved capacity, fees paid, the inspection, the meter change and the first export reading. Drive customer updates from those milestones rather than from an internal deal stage nobody outside sales understands.
The licence or exemption relied on, the reference, the capacity approved, the validity, the conditions, the renewal date and the evidence document. Confirm the applicable route for the specific capacity before a proposal describes what a customer may install or export, and block proposals that describe an arrangement the customer is not eligible for.
As approved engineering evidence, not a supplier preference. Store the wind loading assumption, the standard referenced, the mounting system and its certification, the fixing type and spacing, the roof structure assessment, the approving engineer, the date and installation photographs. A claim after a named storm will be decided on exactly this material.
Because equipment is imported and both landed cost and exchange rates move. Store the cost basis, the exchange assumption, the validity period, the ordered stock and the clearance status, and prevent acceptance at a stale price without explicit approval. One job delivered at a price set before the cost moved can wipe out the margin on several others.
The tender or request reference, the issuing organisation, the closing date, the mandatory documents, the technical and pricing schedules, the clarifications, the submission receipt, the outcome, the contract, the agreed service level and the shutdown windows available for maintenance on an operating property. Set alerts against document expiry, not only the closing date.
Quickest offers one user and ten proposals monthly. OpenSolar publishes a free core solar platform. Zoho offers three free users, and HubSpot states up to two users and 1,000 contacts. Compare the full cost of design, tax, payments, interconnection tracking, messaging, field work, service, support and administration rather than the free tier alone.
Include the accepted scope, variations, the as-built design, the structural approval, installed equipment and serial numbers, photographs, test results, commissioning, licence and interconnection evidence, invoices, payment status, warranties, manuals, monitoring access, training, signatures, open defects and the service contact. Confirm the customer can retrieve it without your software licence.
Use the Three-Deal Proof and require every vendor to show the same lead, revision, document, and failed handoff.