Hey Octal you talking about USA right?
What are the most commun dump overthere? 101, 201 or 221?
If 101 just buy a Mini123 and swipe as you go, I mean give the Mini123 to a friend who is a cashier or waiter, then you will get lot of 101 dumps. A mini123 cost around 300 Dollars.
If 201 or 221...