1. Advertising: E-commerce can publish all kinds of commercial information on the Internet with the help of enterprise's Web server and customers' browsing, customers can quickly find the required commodity information with the help of online retrieval tools, and merchants can use online home pages and e-mails to advertise globally;
2. Consultation and negotiation: E-commerce can use non-real-time e-mail, newsgroups and real-time discussion groups to understand market and commodity information and negotiate transaction affairs. If there is further demand, it can also use online whiteboard meeting to exchange real-time graphic information;
3. Online ordering: E-commerce can realize online ordering with the help of e-mail interactive transmission in the Web. Online ordering usually provides very friendly ordering tips and interactive format boxes on the product introduction page. When the customer fills in the order, the system will generally reply to the confirmation form to ensure that the order information is received;
4, online payment: e-commerce to become a complete process, online payment is an important link. Credit card accounts can be used for payment between customers and merchants, and direct use of electronic payment means on the Internet will save many people's expenses in transactions.
5. Electronic account: online payment must be supported by electronic finance, that is, banks, credit card companies, insurance companies and other financial institutions should provide online operation services for financial services, and electronic account management is its basic component;
6. Service delivery: Customers who have paid the money should deliver the goods they ordered to them as soon as possible, and some goods are local and some goods are off-site, so e-mail will be able to deploy logistics in the network;
7. Consultation: E-commerce can easily collect users' feedback on sales services by using format files such as "Select" and "Fill in the blanks" on the webpage;
8. Transaction management: The management of the whole transaction will involve people, money and things, as well as the coordinated management among enterprises, between enterprises and customers, and within enterprises.