A system and method that enables a user to access content data over a network by retrieving information from a provider via the network. A determination is made whether the content data requires payment of a fee by the user. If the content data requires a fee, a determination is made whether payment...http://www.google.ca/patents/US20020069176?utm_source=gb-gplus-sharePatent US20020069176 - System for obtaining fee-based data and services
