So one of the main selling point for me about this epic phone was the wifi calling. However I have no idea how to use this feature. Does anyone know how to use it? I already have an airrave from sprint but I get no service in my neighborhood.
Where did you get this selling point? This phone does not have native wifi calling. However, you can accomplish wifi calling on any Android phone using GrooveIP and Google Voice. Here's an article on it ...