Similar to what Yahoo! search advertisers were able to use within the analytics tools (Full Analytics and Conversion Only) on the Yahoo! Search Marketing platform, the Assist metric is now available within Yahoo! Web Analytics. The assist* metric reveals which campaigns (of any type) most often indirectly contribute to the conversions you value in order to better evaluate marketing opportunities. The metric is calculated based on the number of times a campaign drives a visitor to your website prior to the source credited with a conversion. Assists are a campaign-based metric available in the Custom Report Wizard and are treated as any other campaign-based metric. They can be aggregated at higher level categories or viewed for each individual campaign being tracked. All assists occurring within 45 days of the conversion event will be recorded. Note that a single marketing activity can assist multiple conversions. Please also note that individual keywords or other organic traffic sources...