This will improve your customer conversion rate and retention. You should approach your customer 30/60/100 days after their purchase, however, make sure that every interaction puts a smile on their face and not annoy them.
Try to talk to your customers and learn how they found you and why they clicked on certain things instead of others an what made them come back! Map each interaction with your product or service and know the emotions your customers felt for each step they took. Once you have all your touch-points try to reflect on what is missing, improve your customer’s experience, here is how to do experience mapping, and these are some examples of the 5 most successful emails that resurrected gone customers.