coupon for colgate

http://johnnyfhao874.aircus.com/hate-too-many-choices-what-product-managers-need-to-learn-from-the-toothpaste-problem

I can't remember how again and again I got a whitening toothpaste in the grocery store or local industry and asked myself, "does this really work?" I imply, the brand name executives behind the item make the perception