You can use DoubleClick Search to create, manage, and report on campaigns for the following engines:
You can also use DoubleClick Search (DS) to report conversions from other engine accounts.
If you used DoubleClick Search (DS) to manage Yahoo! Search Marketing campaigns before Yahoo! Search Marketing changed to the Yahoo! Bing Network, you can still use DS to view metrics that these campaigns generated, but you cannot create new Yahoo! Search Marketing campaigns.