Building an app for a 3rd party? How to package their Store app

(This article is specifically for Windows 8 UAP application packaging.  It does not apply to Windows 10 UWP application packaging in Visual Studio 2015 since the Create App Packages wizard does not create the required .appxupload package using the following steps.) If you’re a publisher developing your app in-house, stop here. If you’re a 3rd […]