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Service invoice generation and payment reminders

**Purpose**

1.1. Automate end-to-end service invoice generation for customers after vehicle service completion, avoiding manual errors and administrative bottlenecks.
1.2. Facilitate scheduled, multi-channel payment reminders to boost timely payments and improve cash flow management.
1.3. Ensure all service transactions in the system are properly invoiced and customers receive accurate, branded, and compliant documentation.
1.4. Integrate with DMS (Dealer Management System), payment gateways, and communication channels for seamless workflow and customer satisfaction.

**Trigger Conditions**

2.1. Closure of work order/service ticket in Service Department module of the DMS.
2.2. Entry of service completion status or technician update.
2.3. Upload of final inspection report.
2.4. Detection of unpaid invoice after X days from issue date.
2.5. Customer confirmation of vehicle pickup without payment record.

**Platform Variants**


3.1. Salesforce
• Feature: Invoice Object/Process Builder — Auto-generate invoice on “Service Completion” status, initiate scheduled workflows for reminders.
• Setting: Workflow Rule to trigger 'Create Record’ on WorkOrder closure.

3.2. QuickBooks Online
• Feature: Invoices API — Programmatic invoice creation with service line items and due dates.
• Setting: POST to /v3/company/{companyId}/invoice endpoint.

3.3. Xero
• Feature: POST Invoices — Automated draft and email on service event.
• Setting: API call to /api.xro/2.0/Invoices making 'Type=ACCREC'.

3.4. SAP Business One
• Feature: DI API — Sales Invoice generation based on service details.
• Setting: DI API call to Documents object, setting Type = 13.

3.5. NetSuite
• Feature: SuiteScript/REST — Service workflow triggers Invoice creation and emailing.
• Setting: SuiteScript trigger via afterSubmit function on WorkOrder record.

3.6. Zoho Books
• Feature: Automation — Invoices from service triggers; reminders via workflow.
• Setting: Webhook to /invoices and /reminders APIs.

3.7. Microsoft Dynamics 365
• Feature: Power Automate Flows — generate, attach, and send invoices on event-driven logic.
• Setting: Power Automate trigger “When a record is updated”.

3.8. Sage Intacct
• Feature: Smart Events — Automatically email invoice after transaction creation.
• Setting: Configure Smart Event on AR Invoice object.

3.9. FreshBooks
• Feature: API endpoint /invoices — Automated invoice creation and email.
• Setting: Fire REST API with POST on closure of service task.

3.10. Stripe
• Feature: Invoicing API — Create and send invoice, set up payment reminders.
• Setting: Calls to /v1/invoices and /v1/subscription_schedules.

3.11. PayPal
• Feature: Invoices v2 API — Draft/send invoice and trigger payment reminder sequence.
• Setting: POST /v2/invoicing/invoices, then POST /remind/{invoiceId}.

3.12. Square
• Feature: API CreateInvoice — Automation based on the transaction closure.
• Setting: POST /v2/invoices and define delivery method.

3.13. Intuit
• Feature: QuickBooks Invoice Automation — Scheduled reminders and PDF invoice.
• Setting: Automation from work order completion.

3.14. ServiceTitan
• Feature: Job Completion Trigger — Automated invoice push and SMS/email reminders.
• Setting: Workflow automation in Job module.

3.15. Twilio
• Feature: Programmable SMS — Schedule/send payment reminders with invoice links.
• Setting: POST to /2010-04-01/Accounts/{AccountSid}/Messages.

3.16. SendGrid
• Feature: Transactional Emails — Automated invoice & reminders with branded templates.
• Setting: POST /mail/send with dynamic template ID.

3.17. Mailgun
• Feature: Scheduled Email API — Send periodic invoice reminders.
• Setting: POST /v3/{domain}/messages with scheduling.

3.18. DocuSign
• Feature: API for eSignature — Attach invoice for digital sign-off and acknowledgment.
• Setting: POST /envelopes with document attachment.

3.19. Google Sheets
• Feature: Apps Script — Auto-generate invoice, track due dates, and push to Gmail.
• Setting: Trigger on 'Status' column update.

3.20. Slack
• Feature: Webhooks/Notifications — Notify internal team when invoice issued or unpaid.
• Setting: POST to Slack Incoming Webhook URL.

3.21. HubSpot
• Feature: Workflow Automation — Generate and email invoices as deals close; nurture unpaid.
• Setting: Workflow trigger on Deal stage “Service Complete”.

3.22. Monday.com
• Feature: Automations — Create invoice doc, email reminder task on Work Order done.
• Setting: Board automation “When status changes”.

**Benefits**

4.1. Eliminates manual invoice entry, reducing human error and administrative time.
4.2. Accelerates revenue collection with multi-channel, timely reminders.
4.3. Enhances customer experience with prompt, accurate, professional documentation.
4.4. Ensures full compliance by integrating brand and legal requirements into every invoice.
4.5. Centrally tracks outstanding payments and communication, reducing dispute rates.
4.6. Frees staff to focus on higher-value service/customer relations instead of paperwork.

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