The system of the present invention provides systems and methods for selling goods and services in conjunction with the Internet. The system receives session information on a customer's website session from the enterprise's website and may also receive customer information on the customer from the enterprise....http://www.google.com.hk/patents/US20030154120?utm_source=gb-gplus-share專利 US20030154120 - Systems and methods to facilitate selling of products and services
