Methods, systems, and apparatus, including computer programs encoded on a computer-readable storage medium, for automatically preparing content. A method includes receiving a selection of a video content item for distribution by a content distribution system as part of a campaign; prompting a user to determine if the user wants control over formats and networks the video content item will be displayed in; receiving a user selection that the user wants automatic format and network selection; receiving attribute information from the user for use in presenting the video content item in accordance with the received selection for automatic format and network selection; automatically preparing the video content item for distribution in a predetermined number of formats and across a predetermined number of networks including determining a distribution among the formats and the networks consistent with a first predetermined criteria; and storing the campaign.