Over the three-week period ending Oct. 15, Interactive marketer imc2 persuaded some 350,000 online visitors to give Procter & Gamble's brand Crest ideas about how to market the "Crest Whitening
Expressions Refreshing Vanilla Mint" toothpaste. Launched on NBC's "The Apprentice," imc2 and Crest ran a contest for the best marketing plan though Oct. 15, at which point they continued a campaign
using search engine marketing and online media. imc2 has also designed the new Crest Web site.