Quick Definition: Something which communicates one’s value to a set or target.
An IVD usually refers to a short routine used to hook the attention and interest of a woman the PUA has just met by teaching her something about herself. (Similar to the concept of a DHV spike.)
Palm reading is an IVD routine.
Related Terms: Canned Routine, Pebbles, DHV Spike, Flash Game, Social Proof
Source: Fast Seduction