After successfully developing your windows 8 application here comes 1 of the most important parts which is to upload it to the Windows Store
but in order to upload it certain requirements must be met
2- Your App must pass the Windows App certification Kit which certifies if the application meets the requirements of the windows store which can be found here http://bit.ly/Z8EmcN
but in order to test the application you must run it in release mode not debug mode.
3- You must have a working windows 8 developer account to register for 1 please visit http://dev.windows.com and choose to register and make sure to have a working internet eligible credit card as its needed to finish the registration process.
4- Now you can upload to the store but you need to follow these steps when you add a new app to the store there are certain information that is needed
Firstly the app name which is the reserved app name that will appear on the windows store.
Secondly the selling details which has your app’s price, the category in which your app will be listed, and where you want to sell it.
Thirdly the advanced features if you want to use some extra features like the Push Notifications and windows live services you must configure its options from here.
Fourthly the Age Rating and rating certificates which shows the age group to which the application will be eligible to download and the certificates that support the application in certain countries
Fifth Cryptography if the app uses certain techniques for encrypting or decrypting the user’s info.
Sixth Packages after you finish testing your application from the visual studio press project > Store > Create app Packages then after packaging add this package to the store packages
Eighth Notes to testers if you want to add special notes to the tester that will verify the app.
5- Now your app will go the windows store certification process which could take from 4-7 days.