Readers are 6 times more likely to request further information in video format than print format. In your print ad, invite your readers to watch a movie online at, for example, AdShow.tv/6482 (6482 is your special trackable code for this month's/week's promotion).
The movie can be 30 second commercial to 5 minute mini-infomercial engaging the reader to emotional involvement with music, narration, action editing, etc. Costs range from $250 (interview / walkthru style to $1,750 for piece with heavy editing).