Square POS is free to install, making it a super cost-effective option for small businesses. The provider charges per transaction, rather than a monthly fee – typically 2.6% + 15¢ for swiped, dipped, ...

A modern point-of-sale (POS) system will help you do far more than take orders and process payments. But to get the most out of your POS, you need to understand how to use it properly. If you run a ...