| 20110264515 | COMMISSION-BASED AND ARBITRAGE-BASED TARGETING - A method for determining an ad to display in an ad unit is disclosed. A specification of a targeting vendor ad is received from a targeting vendor, wherein the specification includes a targeting vendor commission. A targeting vendor ad value is determined based at least in part on the targeting vendor commission. The ad to display in the ad unit is determined, based on a comparison of the targeting vendor ad with other ads, wherein the comparison depends at least in part on the targeting vendor ad value. | 10-27-2011 |