Every one of the major cellular phone companies is engaged in a battle to try to attract your business with some really agressive offers.But when it comes to your cellphone service, a great deal doesn't mean anything if the quality of your service where you live is weak.So before you decide to hop from one cellular company to another, you should do some homework.A helpful resource that allows you to see how Verizon, AT&T, T-Mobile and Sprint perform where you live and work is posted at http://rootmetrics.com.You begin with your city to get a rating of the performance including reliability and speed for data, voice calls and text messages so you can properly evaluate the strengths of each network.One of the most helpful features of the site is in the CoverageMap section. You can bring up detailed maps of locations where call quality is solid or spotty, where data speeds are slow or fast and whether you can get LTE service where you need it most.They also have mobile apps that allow
