Paid Android app marketing - repost

Hi, I have just launched an Android application on Google Play and now I want that you promote/advertise my app. It is a paid app and the current price is 0,50, but will increase in a few weeks. The app is the following: [login to view URL] I want to get minimum 200 downloads in first week and I will pay after these 200 downloads. In case of fast and good results i may extend the number of downloads and also your earnings!