dude if your putting up this much of a fight just to get your answer your not gonna be a very good businessman u gotta get your head in Google thing research (allot of it) if your gonna start a business on something u MUST KNOW EVERYTHING ABOUT THE PRODUCT because you are gonna get tons of questions about it and if you don't know the answers no body is gonna come to you because they think you don't know anything so why would they spend their money on your products... just saying man your not ready for your "business"