This article will show you how to add tips when checking out a client.
When you are checking out the client and have all of the services and products ready to be checked out you will:
Click Pay to open the payment types screen, then click the Tip payment type
Choose whether it will be a tip Amount or tip Percentage by clicking Amount on the tip payment screen
Enter the amount/percentage and click OK. Choose the Payment Type (Cash, Credit, Debit, etc.) that the client will be paying by. This will then add the tip to the total amount of the sale.
Note: If you ever need to refund a tip, check out this guide.