12:10, 11th Jul 2015
Shadow Fury: Remixer just told you everything. The map is rejected as long as you do not improve the description.

Oh boy these first time uploads. You need to catch more attention with the Description above to get people to download and try your map.

Currently your description tells nothing: what is the map about? What are you supposed to do.
It's also good idea to insert screenshots of your map in the description.
This is tutorial about adding screenshots to your description
This tutorial might help you recognise a good map description.
This tutorial helps you create your own map description from scratch
This tutorial helps you tell good and bad description apart from each other
And now, if you feel lazy you might use these description templates. Just read how to use them

Check this for more tutorials for... everything