* Jack who is a regular buyer who buys and sells stuff online and makes his living of buying things for a cheaper price and selling them for a higher price.
* Jack who is a regular buyer who buys and sells stuff online and makes his living of buying things for a cheaper price and selling them for a higher price. As a businessman, he hopes that the website can list out
some customers' informations who want to buy some specific products online. Then, he can prepare the required products for customers, and sell to them as early as possible.
