If you are building mobile applications for Dynamics AX and looking for a place to start. The mobile applications that are available from Microsoft are good examples. Getting these from the Windows store are compiled shipped applications. So if you need to look at the code that builds these as example you can find this here. They are here for the Approvals, Expense and Time apps.
https://code.msdn.microsoft.com/Developing-Windows-Store-d85c8012
Cheers
Lachlan