No practice should be pursued by an advertiser, in the event of sale of the advertised product, of "unselling" with the intent and purpose of selling other merchandise in its stead. Among acts or practices which will be considered in determining if the initial sale was in good faith, and not a strategem to sell other merchandise, are:
16 C.F.R. §238.4
Sales of advertised merchandise. Sales of the advertised merchandise do not preclude the existence of a bait and switch scheme. It has been determined that, on occasions, this is a mere incidental byproduct of the fundamental plan and is intended to provide an aura of legitimacy to the overall operation.