Systems and methods for targeting advertisements to users of social-networking and other web 2.0 websites and applications

摘要

The present inventions manage and deliver electronic advertisements to targeted users of an electronic communication network. The present inventions target advertisements based on the user's interactions with or behaviors exhibited on sites within the communication network. The present inventions also define audiences of target users based on the users' interaction with or behaviors on the sites and/or their responses to advertisements.