Pay for Position. Same as PPC.
Acronym for "Proper Fuck Placement." See "Meathead Tells Trent How To Do His Job" for a detailed explanation of PFP and its relevance to Nine Inch Nails.
Pay For Performance. Merchant pays affiliate based on a predetermined action.
PFP stands for pay for performance. Affiliate vendors pay for performance. You can join an affiliate program and be paid for performance - for example, for sending a visitor who fills out a form or subscribes to a newsletter, or buys something.