Note: Zapier's free account has a limit of 100 email sign ups per month. If you expect to exceed this limit, you can either sign up for their Premium plan. Or you can create a Simple Card on Tap Bio that links directly to your email sign up card hosted elsewhere.
Step 1. Log in to your Zapier Account
Step 2. Create a new Zap
Step 3. Select the Webhooks Trigger
Step 4. Select Catch Hook
Step 5. Select Continue and keep Pick off A Child Key blank
Step 6. Copy the URL from Zapier
Step 7. Paste the URL into the Configuration Screen of your Mailing List Card
Zapier will then ask you to test the connection; you can do this by visiting your follower view and adding your email address on the card
From there, connect the trigger in Zapier to whichever service you prefer