Under the billing tab of a project, click "Capture Payment" to open the payment view.
Then, key in the amount you're looking to charge. You'll be able to select "In-Person Payment"
You'll see a list of your available readers - select the reader you want to use to capture your payment, and the reader will light up with the total and steps to pay for your customer.
Below is a preview of what may appear on the reader screen when a payment is sent to a reader:
In-person payments require an active WiFi connection
Clients will see the total amount they will be charged. The amount of Fees can be seen before securing the payment: