Value for Money
It's easy to learn and accessible. Having it on an Ipad means that it's large enough to know what button is being pressed, and to move things around if need be. Having categories set up is great so we can keep track of how much change we need or how many people came in to visit the museum, that day.
It can get a little complicated especially with adding discounts to certain purchases which can be difficult for our older volunteers to get a hold of. But is really it, on the basic side of things, it works well and does the job efficiently.