Payment reminders for overdue accounts

Purpose

1. Automate the process of sending timely payment reminders for overdue accounts to airstrip tenants, service providers, or any account holders, reducing manual intervention and minimizing the risk of missed payments or delayed revenue.

2. Ensure compliance with government finance policies and regulations for aviation infrastructure.

3. Provide consistent communication, supporting follow-ups via preferred communication channels (SMS, email, phone, app notifications).

4. Integrate with accounting, billing, and CRM systems for seamless workflow and data accuracy.

5. Escalate unresolved overdue accounts by auto-generating notifications to finance supervisors or enforcement teams.

Trigger Conditions

1. Account invoice status updated to "overdue" in finance system.

2. Specific number of days elapsed since payment due date (configurable, e.g., 7, 14, 30 days).

3. No payment received or pending transaction on account.

4. System-logged failed payment attempt.

5. Manual flag by finance officer for immediate reminder.

Platform Variants

1. Twilio

 • Configure SMS API: Use "Messages – Create Message" to send templated SMS reminders to overdue account holders.
 • Sample: POST /2010-04-01/Accounts/{AccountSid}/Messages.json with account data variables.

2. SendGrid

 • Send Email API: Use "Mail Send" endpoint for customized reminder emails, dynamically inserting due data.
 • Sample: POST /v3/mail/send with personalization for recipient and due amount.

3. Microsoft Outlook 365

 • Automate email reminders: Use "Send mail" (Graph API v1.0/me/sendMail) for personalized reminders to account contacts.
 • Sample: JSON body with subject, recipient, and overdue details.

4. Slack

 • Use "chat.postMessage" to notify internal finance or escalation channels when overdue is detected.
 • Sample: API call with reminder message and user group.

5. Salesforce

 • Trigger Workflow Rule: Set rule to auto-email or create task on overdue status update within "Process Builder" or "Flow Builder".
 • Sample: Trigger from Opportunity/Invoice object "Status = Overdue".

6. Zoho Books

 • Utilize Webhooks: Create webhook on invoice overdue event to push data to external reminder service.
 • Sample: POST webhook payload to endpoint on status change.

7. QuickBooks Online

 • Use "Create Reminder" API for overdue invoices or "Send invoice reminder" function via API.
 • Sample: POST to /v3/company/{company_id}/invoice with reminder flag.

8. FreshBooks

 • Events API: Trigger reminder email when invoice state changes to overdue.
 • Sample: Use "Send Email Invoice" API with client details.

9. Pabbly Connect

 • Set up automated workflow: Pabbly "trigger on overdue invoice" then "send SMS/email via connected service".
 • Sample: Drag-and-drop sequence with invoice triggers.

10. HubSpot

 • Workflow Automation: Activate workflow to email/contact overdue customer record.
 • Sample: Workflow step "Send email" when invoice overdue.

11. Mailgun

 • "Messages" API: Automated sending of custom reminder emails.
 • Sample: POST /v3/{domain}/messages with template and variables.

12. Google Workspace (Gmail)

 • Google Apps Script: Automated email via "MailApp.sendEmail" script when Google Sheet invoices are overdue.
 • Sample: Script trigger based on due date column.

13. Stripe

 • "Create Invoice Reminder" API: Use Stripe's "Send reminder" for overdue invoices.
 • Sample: POST /v1/invoices/{invoice}/send_reminder.

14. Zoho CRM

 • Workflow Rules: Notify responsible account manager via email or CRM task on overdue detection.
 • Sample: Create rule for field update trigger.

15. SAP Business One

 • Alert Management: Configure alert on overdue AR invoice to email or notify user group.
 • Sample: Alert queries and scheduled delivery.

16. Xero

 • Automated invoice reminders: Enable and customize Xero's "invoice reminders" with frequency and template settings.
 • Sample: UI setting under Business → Invoice Settings.

17. Facebook Workplace

 • Integrate with bots: Send overdue notice to Workplace chat using "Send API" to user/team.
 • Sample: POST webhook from finance system.

18. Telegram

 • Bot API: Use "sendMessage" to alert account holder or team chat group on overdue.
 • Sample: POST to /bot{token}/sendMessage with account info.

19. Intercom

 • Automated Outreach: Trigger campaign or message when account enters overdue segment.
 • Sample: Assign user to segment, trigger auto-message.

20. Monday.com

 • Automation Recipe: "When status changes to Overdue, send an email/notification."
 • Sample: Configure Board automation with status and contact fields.

Benefits

1. Accelerates payment collection by ensuring prompt and persistent follow-ups.

2. Reduces manual workload for the finance department, freeing resources for higher-level tasks.

3. Improves cash flow and reduces bad debt occurrences.

4. Offers multiplatform flexibility to use the preferred communication channel for every stakeholder.

5. Ensures audit trail and compliance by logging reminder activity across systems.