Channel Insider article on App Development Challenges
Leigh_Williamson 060000DVGQ Visits (1961)
App Development Challenges and Avoiding the Pitfalls. Besides the fact that she quoted me in the article ;-) I like the article because it covers more than just the typical issues of "how do I create the code for the app?". And she talked to a variety of different sources to compile the article. So, give it a quick read and see what you think...