Turn Every Employee Email Into a Billboard — Update All Signatures at Once
Your team sends thousands of emails monthly — free ad space nobody uses. Update everyone's signature banner from one place for each campaign or launch.
- 1
Define the Campaign
Set the current banner image, text and link in a sheet.
- 2
Push to All Signatures
Add an
HTTP Requestto the Gmail API updating each user's signature with the campaign block. - 3
Schedule Rotations
Add a
Schedule Triggerswitching campaigns on your marketing calendar. - 4
Confirm the Rollout
Add a
Slacknote confirming how many signatures updated. - 5
Activate and Test
Activate the workflow with a test campaign. Confirm signatures update across accounts.
Frequently asked questions
How much reach is this?
A 20-person team sending 40 emails a day is ~17,000 impressions a month — to people who already open your mail.
What converts in signatures?
One clear banner: a webinar, a case study or a product launch — not a link farm.
Weekly Buttondown Report Sent to Slack
A weekly n8n workflow rolls up all your Buttondown subscribers from the last 7 days into a summary, then has Slack post an alert to a Slack channel so your team never has to dig for the numbers.
n8nSlack
Weekly Buttondown Report Sent to Notion
A weekly n8n workflow rolls up all your Buttondown subscribers from the last 7 days into a summary, then has Notion create a new page in a Notion database so your team never has to dig for the numbers.
n8nNotion
Weekly Buttondown Report Sent to Google Sheets
A weekly n8n workflow rolls up all your Buttondown subscribers from the last 7 days into a summary, then has Google Sheets append it as a new row in a spreadsheet so your team never has to dig for the numbers.
n8nGoogle Sheets
Keep every recipe free
FlowRecipesHub is free and always will be. If a workflow saved you time, chip in what you like — it helps us keep the lights on and build the next batch of automations for everyone.
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