Payment Processing "On Location" Just Got a Whole Lot Easier (App How-To and Review)
Stephanie LH Calahan
NOVEMBER 15, 2013
ZIP - Enter the postal code for your customer. Expiration Date - Once. the card number is scanned you will be taken to a screen where you can. select the month and year of the expiration date. CSC - The CSC is the 3 digit number on the back of your card or the 4 digit number on the front of an American Express Card.
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