Having worked with many so-called "Mom and Pop" POS systems, I can tell you that it is just not that simple. Most "Mom and Pop" shops are already using integrat

Having worked with many so-called "Mom and Pop" POS systems, I can tell you that it is just not that simple. Most "Mom and Pop" shops are already using integrated hardware/software solutions. How is their iPhone going to transfer transactions into the Accounts Receivable software that is tightly integrated into their register system? There's a lot more to it than just capturing a transaction.