GPS’s, or global positioning systems, are becoming more widelyknown for their small portable devices that are easy to plug intoyour car and have it guide you on your trip. What most people don’trealize about using a GPS is that there is some maintenancerequired for them.Buying a new GPS is always exciting. It’s got a bigger screenthan perhaps you were used to before, it’s got more voices to chosefrom, and some even have great features such as Bluetooth formaking your calls through so you don’t have to use an earpiece orhold your phone while driving. But, eventually they require somemaintenance. Sure, a lot of the physical maintenance can be avoidedby storing them in cases to protect from dust and smudges, buteventually the software will become outdated.Companies like TomTom and Garmin prov