EVENT BASED SERVING

摘要

Apparatus, system and methods for an event based advertising server are enclosed. Trend data measured over time periods for user queries are measured. A determination is made as to whether an eligibility event for an advertisement has occurred. If an eligibility event is determined to have occurred, eligibility change data for the advertisement is generated. The eligibility change data defines a change to the presentation eligibility of the advertisement and is based on the trend data.