As the use of the Internet grows around the world, there must be as easy an exchange of ideas and information as possible between countries. One important issue is opt-in versus opt-out. In general, European websites have opt-in policies while U. S. websites have opt-out policies. Opt-in means customers must ask to be involved in data collection and marketing while opt-out companies automatically include customers in data collection unless the customer specifically asks not to be included. Europeans believe it is unethical to invade someone's privacy. Americans are not nearly as protective of their right to privacy. What ethical factor is illustrated by this example