n8n use cases: 12 workflows businesses automate first

Automation rarely starts with the most important process — it starts with the most expensive one in hours. Here are twelve workflows that come up most often in real projects, from simple to involved.

Sales and leads

1. Website form to CRM

Form → deal in the CRM → task for a manager → Telegram alert. The starting point in half of all projects: from €380, two to four days.

2. Messenger enquiries into one pipeline

Telegram, WhatsApp and Instagram Direct collected into the CRM with the source tagged, so it stops mattering which chat someone used.

3. Missed calls

Every unanswered call creates a call-back task and an alert — the fastest payback on this list. See telephony integration.

4. Customer reminders

Booking confirmations, day-before reminders, a review request after the deal closes — all on schedule.

Documents and money

5. Invoices and contracts from templates

Deal data fills a template, the document goes to the client, payment status flows back into the CRM.

6. Payment reconciliation

Bank statements matched against invoices, deal stage updated automatically. Saves finance several hours a week.

7. Accounting system exchange

Products, prices, stock and documents move between the accounting system and the CRM without manual exports — covered separately.

Stock and orders

8. Stock synchronisation

Warehouse, website and marketplaces see the same numbers, so you stop selling what you do not have — full walkthrough.

9. Tracking numbers to customers

Carrier waybill created, tracking number sent automatically. Removes half of the "where is my order" messages.

10. Supplier replenishment

Stock drops below threshold, the purchase request is generated on its own.

Internal operations

11. Approvals

Time off, invoices, access requests: a form with an approval route instead of a chat thread.

12. Scheduled reports

CRM, ad accounts and spreadsheets merged into one report every Monday morning.

How to pick yours

Take the three most frequent manual actions and run each through operations per month × minutes × hourly cost. Usually one of them costs more than the other two combined — start there. More on the maths in automation payback.

When not to

• Fewer than 20–30 repetitions a month.
• A process that changes monthly — stabilise it first.
• Work where every case is unique and needs an expert.

FAQ

How long does one workflow take?

A simple chain: two to four days. With CRM integration: up to a week. An end-to-end process: two to six weeks.

What are these built on?

Usually n8n — an open-source platform you can self-host. See what n8n is.

Can we automate everything at once?

You can, but the first project should show a result within two to three weeks, or the team stops believing in it.

Tell us about your process and we will name the first thing worth automating.