P4P may refer to: Ring Magazine pound for pound Pay for performance (disambiguation), in health care, human resources, advertising, etc. Pay for perks, a business model in online games where players can purchase virtual assets. Pay for placement, an advertising method in which relevant ads are placed next to results from a search engine. Pound for pound, a term in combat sports used to describe a fighter's value in relation to fighters in other weight classes. Proactive network Provider Participation for P2P, a means for internet providers to optimize Peer-to-peer (P2P) traffic flow. Purchase for Progress, a United Nations World Food Programme initiative. Serosorting, otherwise known as "Poz4Poz" or "Poz4Play" Pay-for-Play, exchange of money for the privilege to engage in a specific activity See also P2P (disambiguation)