People just love to buy things through the mail. It's more convenient for most people, plus many people like the element of surprise that comes with getting a package in the mail. For those who like the business side of mail order, this can be one of the fastest ways to get rich. Everyone is a potential Mail Order Customer. All You Need is the right product and the right medium to advertise that product.
Books are a great product for the beginner in mail order.
Almost everyone would like to have extra income coming in, many people would like to start and have an on-going project that produces extra income. The problem with achieving this goal, is that most people cant fit this project into their busy schedule. Efficient time management is the key to this problem.