Help CenterYou can find how-tos and guides from Comeback Reward Team below.Scanner App→ How do I give stamps?→ How do I redeem rewards?Comeback Reward System→ How do I send PUSH notifications?→ How do I change the number of stamps and rewards on each card?→ What is a referral program, and how do I create or edit it?→ How do I find a customer's balance, profile, and transaction history?Stamp Cards→ How do I create a stamp card?→ How do I change the setting of the stamp card?→ How do I change the design of the stamp card?CustomersImport Customers→ How do I import customers?Export Customers→ How do I export all customers with their details?→ How do I export customers within a specific card or loyalty program?→ How do I export customers’ transaction history?Managers→ What are Managers?→ How do I add managers?→ How do I edit managers?→ How do I delete managers?Troubleshoot→ What do I do when the cards don't update or the stamps don't show or the rewards don't update?→ What do I do when it shows “customers are not found”?Contact UsComeback Rewarda service by *Airvenue.io