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Send AI sales proposals and Stripe payment links after Calendly calls

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Created by: Cliss Zhang || clissz

Cliss Zhang

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Last update a day ago

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Meeting → Proposal → Payment → Follow-up Automation

Categories: Sales Automation, AI Proposals, Revenue Ops

This workflow automatically turns a booked sales call into a customized proposal, a Stripe payment link, and a follow-up email — without manual work.

It’s designed to handle everything after a sales call so momentum doesn’t die.

Booked call → proposal → payment → done.


What This Workflow Does

This automation runs the moment a sales call is booked and executes a complete post-call sales flow:

  • Looks up the lead in a lightweight CRM
  • Generates a tailored proposal using AI
  • Creates a Google Slides proposal deck
  • Creates a unique Stripe checkout link
  • Sends a personalized follow-up email with proposal + payment

No manual copy-pasting. No delays. No forgotten follow-ups.


Why This Exists

Most deals are lost after the call — not during it.

This system removes:

  • Manual proposal writing
  • Post-call follow-up delays
  • Inconsistent sales ops
  • Awkward “just following up” emails

It replaces all of that with a single, reliable close flow.

Human on the outside. Fully automated underneath.


How It Works (High Level)

1. Calendly Trigger (Sales Call Booked)

  • Workflow starts immediately after a meeting is scheduled
  • Ensures proposals are sent while context is still fresh

2. CRM Lookup (Google Sheets)

  • Finds the lead using email or company name
  • Works even if the lead is unqualified or incomplete
  • Simple, transparent CRM (no heavy tooling required)

3. AI Proposal Generation

  • Uses structured inputs (problem, solution, scope, urgency, cost)
  • Outputs a complete proposal as strict JSON
  • Written in a clear, spartan, professional tone

4. Google Slides Proposal Creation

  • Copies a proposal template
  • Auto-fills all sections using AI output
  • Generates one unique proposal per lead
  • Shareable link created automatically

5. Stripe Checkout Session

  • Creates a unique payment link per lead
  • Attaches metadata (lead, company, package)
  • No manual invoicing required

6. Follow-up Email

  • Sends proposal + payment link immediately
  • Personalized with name and company
  • Keeps the close frictionless

Tools Used

  • n8n — workflow orchestration
  • OpenAI — proposal generation
  • Google Sheets — lightweight CRM
  • Google Slides — proposal delivery
  • Stripe — payment collection
  • Email (Gmail / SMTP) — follow-up delivery
  • Calendly — trigger source

Who This Is For

  • Automation & no-code agencies
  • Consultants and service businesses
  • Freelancers selling repeatable offers
  • Sales-led teams that want speed + consistency
  • Anyone tired of manual proposals and follow-ups

Customization Notes

  • Swap Google Sheets for Airtable, HubSpot, or Notion
  • Proposal tone and structure are fully prompt-driven
  • Stripe metadata can be extended for analytics or CRM sync
  • Can support multiple triggers (Calendly, forms, manual intake)

Difficulty & Cost

  • Difficulty: Intermediate (conceptually simple, operationally solid)
  • Estimated setup time: 30–45 minutes
  • Ongoing cost: OpenAI + Stripe fees only

Summary

This is not just a proposal generator.

It’s a post-call revenue system that turns intent into action automatically.

Meeting → proposal → payment → follow-up
No manual steps. No dropped balls.