The 4 primary cellular companies are constantly battling each other to get your business often times with what can look like a sensational offer.But, keep in mind, that whatever they're offering means nothing if the service in your specific area is less than usable. Before you make any decision to try a new carrier, doing a little homework could save you a lot of heartburn.An excellent website called "Rootmetrics" allows you to check out all the networks where you work, live and spend most of your time.You can start by reviewing the overall ratings for your city based on reliability, data speeds, call and text quality so you can get a handle on the strengths of each one.An excellent tool that gets very granular is the 'Coverage Map' which will provide you with a detailed map by cell of call quality, data speeds and whether you can expect to get the full 4G LTE signal where it matters most.There are also mobile apps available so you can generate reports wherever you go and add to their
