Suggest our next feature, and your next month of SlideBar is free*. 

*Free month applied as a one-month coupon or $4.99 off an annual plan.  Free month will be awarded to the first person who suggested the feature after it has been released into the product. Duplicate/similar suggestions won't win the free month, but submitters will still win in the sense that the feature they wanted got built. Wins all around.