As promised last week, Yahoo has begun its move to variable minimum bids for keyword-based ads that appear alongside search results.
The company announced Thursday on its Yahoo Search Marketing blog that the gradual change has begun. Yahoo said the move is designed to improve ad relevance while opening up options to some advertisers who previously couldn't afford to participate. For example, making some advertisers bid more for an ad should help screen out bidders who aren't serious, the company said.
Another factor is advertiser quality. Those whom Yahoo esteems, on the basis of factors such as the … Read more