Write down a 2.5 - 3 page paper comparing the WDA wireless device application business models utilized by Sprint, Verizon, and AT&T Wireless. Within your paper, compare the business models related to the collection of revenues and provide similarities and differences among service providers. Does approach alter depending upon the WDA? Explain if the model remains consistent across industry? How does model alter with third party applications from the service provider-selected applications? You will have to do some research and I would recommend that you should visit or call marketing individual within every organization to help with your questions.