Advertisers Use Smells to Sell

salon.com — "Scent will soon be a normal part of advertising and entertainment," says Carmine Santandrea, owner of a scent marketing company in Santa Barbara, Calif. After circulating the smell of milk chocolate in the vicinity of a vending machine, he says, he saw a "sales lift of 300 percent for Hershey Kisses. That's never happened in advertising before."