As of Spe 03, 2009 real-time online ad optimization provider YieldBuild made it’s commission from 3% fee to 0%, that is YieldBuild optimization is now FREE.

Earlier, YieldBuild optimization wad not free after a 30-day trial, the company will start retaining a 3% commission of the total impressions it served on your website. YieldBuild is the optimization ad manager for small and large online publishers.