1)A common phrase in the
advertising world - which gives rise to interesting loopholes - which tends to mean that you need not make a purchase to be counted as a contestant in an event.
2)Also, generally is a lie and means if you don't purchase but
wanter to enter a
contest, they'll send you a form to make you "feel" like a contestant.
The Sprite "under
the cap" game said "
no purchase necessary" right on the bottle, so Justin and David
opened up all the bottles in the store and kept only the winners.
