1. A system that facilitates classifying items in connection with spam prevention, comprising: a component that receives a set of the items; a component that identifies intended recipients of the items, and tags a subset of the items to be polled, the subset of items corresponding to a subset of recipients that are known spam fighting users; and a feedback component that receives information relating to the spam fighter's classification of the polled items, and employs the information in connection with training a spam filter and populating a spam list.