I'm no businessman. I have no idea about products and the like, however I was interested to read BJ Fogg's article on what he believes it takes to keep customers truly satisfied with a company.
"This morning I went outside to retrieve the New York Times in my driveway. Walking back to my house, I noticed a brown box sitting by my door. When I saw the box said "Amazon," I experienced a moment of delight.
Ah, delight! -- that sweet, happy spark. Delight makes you smile inside. Delight makes you feel -- at least for a moment -- that everything is right in the world."