There are three main reasons. The costs are so high, commitment to success is absolute. Treat your sixty-dollar business like a sixty thousand dollar business and you are more likely to succeed. A franchise is researched carefully, and detailed plans are drawn so nothing is left to chance. The franchise owner expects success to take time.
Many Internet Marketers expect it almost overnight.
Often people tell me they want to fashion their business after mine. I try to discourage them because there is less and less money to be made in an over-saturated market. In fact, selling marketing tools and information products to beginning marketers is perhaps the most over-saturated market on the Internet. I advise people to learn what everyone else is doing - then do something different. Television infomercials work because the broadcast medium can saturate the airwaves so that eventually the sales message gets through.