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AI Sales Automation: Accelerating Quotations and Shortening B2B Sales Cycles

July 1, 2026
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Executive Summary

In B2B distribution and corporate sales, quotation latency directly controls closing rates. This case study details how GInfomedia designed and deployed an AI-driven Sales Automation system for a national corporate gifting distributor in India. By combining Google Docs API document automation, OpenAI pricing models, and Salesforce CRM syncs, the system automated proposal generation.

Implemented over a 9-week timeline, the sales automation system successfully achieved 90% instant quotation generation, raised sales win rates by 35%, shortened B2B sales cycles by 40%, and achieved full payback in 2.7 months.

Client Background

The client is a leading corporate gifting and promotional merchandize distributor based in Bangalore. They manage a catalog of over 4,000 corporate items, supplying custom merchandise (apparel, electronics, custom hampers) to 300+ enterprise clients across India.

With thousands of RFQs (Request for Quotations) arriving monthly, sales managers spent up to 30 hours weekly coordinating with warehouse teams to check inventories, calculate bulk discounts, and draft PDF proposals.

Business Challenges

Before implementing the AI sales automation system, the distributor faced critical sales delays:

  • Delayed Proposals: Generating custom PDF quotes took up to 3 days per client, causing hot leads to go cold.
  • Manual Pricing Calculations: Sales reps manually calculated pricing and volume discounts, leading to pricing errors.
  • Lost Follow-ups: Busy sales agents struggled to track sent quotations, resulting in lost sales opportunities.
  • ERP Data Disconnect: Inventory levels, sales quotes, and customer accounts were managed in separate databases.

Objectives

GInfomedia collaborated with the distributor's sales leadership to set key objectives:

  • Automate Quotations: Generate and deliver customized corporate proposals to B2B leads in under 5 minutes.
  • Eliminate Pricing Discrepancies: Deploy centralized algorithms to calculate discounts based on volume.
  • Automate Follow-ups: Schedule automated follow-ups via email and WhatsApp based on quote status.
  • Sync with CRM: Update lead records, proposal PDFs, and client details in Salesforce in real-time.

Solution Architecture

GInfomedia built an API-driven sales proposal and catalog management pipeline. It connects B2B portals, inventory databases, and Salesforce:

1. Lead Inbound & RFQ Submission

B2B clients submit request parameters (item choice, quantity, custom branding) on the distributor portal.

2. Inventory Check & Discount Calculation

Node.js middleware queries the database, checks active inventory levels, and calculates volume discounts.

3. AI Proposal Generation & Delivery

The middleware pulls template tags, and uses GPT-4o to write customized proposal text, generating and emailing a PDF.

4. Salesforce Sync & Follow-up Trigger

Salesforce logs the quotation, and the system schedules automated follow-up emails and payment gateway syncs.

Technology Stack

OpenAI GPT-4o

AI model analyzing client RFQ descriptions and generating customized corporate proposal copy.

Google Docs API

Document generation service generating proposal documents from pre-defined corporate layout templates.

Salesforce CRM API

Central customer CRM database tracking B2B client details, pipeline states, and transaction histories.

Node.js Middleware

Express API backend routing RFQ webhooks, validating inventories, and managing Redis cache states.

Redis Session Store

In-memory caching database retaining temporary customer configurations and active pricing schedules.

Razorpay API

Payment portal integration enabling corporate clients to confirm and pay for orders directly from the PDF.

Development Process

  1. Sales Operations Scoping: Analyzed corporate catalog details, volume discounting rules, and CRM pipeline fields.
  2. API Interface Build: Deployed Node.js middleware to connect portal webhooks with Salesforce lead objects.
  3. Proposal Generator Setup: Programmed Google Docs API integration to create custom corporate PDFs.
  4. Follow-up Automation Build: Configured cron-based reminder tasks to push email and WhatsApp alerts to buyers.
  5. Dry Run & UAT: Simulated 1,000 B2B checkout flows, verifying document generation accuracy to 98%.
  6. Live Production Launch: Switched active sales forms and ad campaign landers to the AI sales gateway.

AI Models & Integrations

The visual proposal generator uses a custom **Google Docs API** document automation pipeline. When a corporate lead submits their request parameters, the system creates a customized B2B proposal PDF from template models, embedding project details and logo branding in under 3 minutes.

For proposal copywriting, we integrated **GPT-4o** using a vector index in **Pinecone** containing product catalogs and pricing matrices. The model reviews client RFQ notes (e.g. "Looking for premium eco-friendly gifts for Diwali under β‚Ή1000"), selects relevant catalog items, writes customized descriptions, and logs the quote in Salesforce.

πŸ’‘ Pro Tip: Dynamic Follow-up Escalation

Our middleware tracks client interactions (e.g., PDF email open, click, payment link view). If a high-intent prospect opens the proposal three times without paying, the system alerts the assigned account manager.

Implementation Timeline

Weeks 1 - 2
Sales Workflow Auditing & Scoping
Assessing catalog structures, pricing rules, and documenting custom Salesforce CRM fields.
Weeks 3 - 4
Middleware & API Integration
Coding the Node.js orchestrator, implementing database integrations, and configuring the Redis session store.
Weeks 5 - 6
Document AI & Proposal Setup
Configuring Google Docs API integrations and setting up GPT-4o catalog recommendation templates.
Weeks 7 - 8
UAT & Concurrency Testing
Running load tests with mock B2B profiles, measuring proposal generation latency, and deploying the integration.
Week 9
Launch & Sales Operations
Activating the booking portal on summer ad campaigns and training the sales team on follow-up tasks.

Results & Metrics

90%
Of corporate B2B quotations generated and delivered instantly
35%
Increase in proposal win and lead conversion rates
40%
Reduction in B2B sales cycle length and negotiations
< 5min
Average proposal generation and delivery cycle time

ROI Analysis

The financial returns of the project exceeded the developer's original forecasts. Here is a detailed breakdown of the cost-benefit analysis over the first 6 months of operation:

  • Reduced Administrative Hours: Automating the quotation process saved sales reps over 120 hours monthly, decreasing staffing overheads by **β‚Ή3.8 Lakhs monthly**.
  • Increased Sales Wins: Delivering proposals in under 5 minutes allowed the team to secure client commitments before competitors responded, raising monthly revenues by **β‚Ή2.4 Lakhs**.
  • Payback Period: The total system development cost was recovered in **2.7 months**, with compounding returns thereafter.

Client Testimonial

β€œ
"Our sales team spent hours manually compiling pricing and writing custom proposals. GInfomedia's sales automation engine handles this in seconds. Prospects get custom proposal PDFs instantly, our sales cycle is 40% shorter, and our close rate jumped by 35%."
AR
Anand Rao

Sales Director, National Corporate Gifting Distributor

Frequently Asked Questions

Can the sales bot calculate custom corporate tax rates?

Yes. The Node.js pricing engine dynamically calculates appropriate CGST, SGST, or IGST based on the B2B client's shipping address and PAN registration state, applying it automatically to the quote.

How secure is corporate transaction information during payment?

All data transit is encrypted via TLS 1.3. Payments are processed securely via Razorpay's PCI-DSS compliant interface, and transaction details are updated instantly in Salesforce.

Does the system support multiple proposal templates?

Yes. Administrators can upload and configure multiple Google Docs templates. The middleware dynamically selects the correct layout (e.g. festive, tech, standard) based on the B2B client's industry.

What happens if a selected item is out of stock in the ERP?

The system queries the inventory database in real-time. If stock is low, the middleware suggests alternative items with matching pricing, logging the options in the PDF proposal.

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