How to Sell 20,000 books!

Ask your readers to recommend to another 607 people! Or send a massive gift shot to all you know!
We are so close guys and girls!
Exciting!!!!! 
You would presume correctly that making it up to this benchmark (please, please oh help me please) would increase the chances of Book 3 coming out very soon!
Simple psychology, I've never pretended otherwise! Big Sales = Big Chapters