How to use your iPad, iPhone, or iPod Touch as a Point of Sale and Cash Register System using Square. As the Manager of The Bridge Coffee House in North Seattle, having a simple and straight forward Point of Sale Unit (POS) is essential. When our old “Sharp” cash register started malfunctioning after being stolen twice and left soaking in the rain in our parking lot, I knew it was time for two things… a better security system and a new cash register. As a longtime Apple user, naturally my first instinct was to begin researching the different avenues of utilizing Continue Reading →