Add new Stripe customers to a thanks.io mailing list
When this happensStep 1: New Customer
Then do thisStep 2: Add Recipient
When you add new Stripe customers to a thanks.io mailing list, you can use thanks.io's campaigns feature to automatically send one, or multiple API-handwritten postcards. These cards can be used to simply thank your customer, ask for reviews, offer up-selling promo codes, or a combination of these 3.