We Built an Email-to-ERP Pipeline in 2 Weeks. Here's How.
The Problem: Orders Trapped in Inboxes
A regional distribution company receives 60-80 customer orders per day via email. Some arrive as PDF attachments. Some are typed directly into the email body. Some are Excel spreadsheets. A few are even faxes that get scanned and forwarded.
Every single one had to be manually read, interpreted, and typed into their ERP to create a sales order. Two full-time customer service reps spent their mornings doing nothing but data entry — opening emails, matching SKUs, entering quantities, confirming ship-to addresses, and double-checking pricing.
The work was tedious, error-prone, and the biggest bottleneck in their order-to-shipment cycle. Orders received at 8 AM weren't in the system until noon. That meant same-day shipping was nearly impossible for anything that arrived after 10 AM.
The Numbers
The 3.8% error rate doesn't sound catastrophic until you do the math: at 70 orders/day, that's roughly 13 wrong orders per week. Each one requires a correction, a phone call to the customer, and sometimes a return or re-shipment. The ops manager estimated that error correction consumed another 8-10 hours per week across the team.
The Architecture: How the Pipeline Works
We built a 4-stage pipeline using Aetheris Flow that handles the entire journey from email to ERP record:
Stage 1: Email Listener
A dedicated orders inbox is monitored in real-time. When a new email arrives, the system classifies it (new order, revision, inquiry, or spam) and routes it accordingly. Attachments are automatically extracted.
Stage 2: Document Intelligence
Whether the order is a PDF, Excel file, or plain-text email, our extraction engine identifies the key fields: customer name, PO number, line items (SKU, quantity, unit price), ship-to address, and requested delivery date. It handles 15+ different customer order formats.
Stage 3: Validation Engine
Extracted data is cross-referenced against the ERP: Does this customer exist? Are the SKUs valid? Does the pricing match the contract? Is the ship-to address on file? Any discrepancy is flagged for human review — it doesn't silently pass through.
Stage 4: ERP Injection
Validated orders are pushed to the ERP via API. A sales order is created with all line items, pricing, and shipping details. The original email is archived with a link to the ERP record for audit trail purposes.
The Build: Week by Week
We scoped this as a 2-week project. Here's how it actually played out:
Week 1
- Mapped the existing order entry workflow
- Collected 200 sample order emails across all formats
- Built the email listener and classifier
- Trained the extraction engine on the top 10 customer formats (covering 75% of order volume)
- Set up ERP API connection in sandbox
Week 2
- Built the validation engine (customer, SKU, pricing checks)
- Added remaining customer formats
- Ran the pipeline against 3 days of live emails in shadow mode (process but don't inject)
- Fixed edge cases: multi-page PDFs, orders with notes, partial SKU matches
- Go-live with human review on all orders for first 48 hours
By the end of week 2, the pipeline was processing orders autonomously. The team only needed to review flagged exceptions — roughly 15% of orders in the first week, dropping to under 8% by week 4 as the system learned new patterns.
The Results
The two CSRs who had been doing data entry were reassigned to proactive customer outreach — following up on quotes, handling escalations, and building relationships. The company's same-day shipping rate jumped from 60% to 92% because orders were in the system within minutes of receipt instead of hours.
"We went from dreading Monday mornings to not even thinking about order entry. The pipeline just works." — Operations Manager
What Made This Work in 2 Weeks
Speed wasn't luck — it was methodology. Three things made the tight timeline possible:
- We started with real data, not specs. Instead of spending days documenting requirements, we collected 200 actual order emails on day one and built against reality.
- We focused on the 80/20. The top 10 customer formats covered 75% of volume. We shipped a working pipeline for those first, then expanded coverage in week 2.
- Shadow mode before go-live. Running the pipeline against live emails without injecting into the ERP let us catch edge cases with zero risk. By go-live day, we'd already processed 200+ real orders successfully.
Key Takeaways
- Email is the most underestimated automation target. If your team processes any kind of structured data from emails (orders, RFQs, status updates, invoices), that's a pipeline waiting to be built.
- You don't need to boil the ocean. Start with the highest-volume email type and expand from there. A 2-week project can deliver immediate ROI.
- Automation compounds. The direct time savings were 20+ hours/week. But the downstream impact — faster shipping, fewer errors, happier customers — was worth far more.
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