Web business is now becoming more and more popular. Nonetheless, many companies still hesitate to use the Web because of doubts about its reliability. One major shift for Internet commerce concems the technology available for marketin Until recently, Internet marketing activities have focused on strategies to"pull"customers into sites, In the past years, however, software companies have developed tools that allow companies to "push" inormation direct ly out to customers, sending marketing messages directly to targeted customers. Subscribers ( 用户 ) can select the information they want and proceed directly to a company's website, But “push” tcchnology has received complaints from many Web users. Online culture thinks highly of the notion that the information flowing onto the screen comes there by specific request. Once unwanted commercial promotion begins to fill the screen, the distinction between the Web and television becomes small. But it is hardly inevitable that companies on the Web will need to use "push" strategies to make money. The examples of Virtual Vineyards, Amazon. com, and other pioneers show that a website selling the right kind of products with the right mix of interactivity, hospitality, and security will attract online customers. And the cost of computing power continues to fall, which is a good sign for any enterprise setting up shop in silicon ( 硅 ).