Some ask for a consumer’s address and phone number at checkout, although shoppers could refuse to provide it. Many larger shops use the handle info encoded on consumers’ credit cards to add them to a catalog mailing list. This info is obviously not accessible to the merchant when paying in money or through a financial institution . Internet consumers are self-conscious and emphasize customized consumption, which makes the demand for online consumption different. Online customers have different needs depending on their time and environment. Even completely different online consumers have totally different needs on the identical level of demand as …