9 Computer software for use with a global network which provides the functionality of an advertising network, namely, software that automates buying and selling of Internet-based advertising, automates the collection and payment of funds, provides an application programming interface for access to customer information consisting of advertisements, campaigns, bids and offers, sites, account balances, and statistical reports, provides automated alerts of system activity, facilitates and allows automatic signup of advertisers, maintains and provides access to a searchable directory of publisher web sites accepting advertising on the advertising network and maintains the security and integrity of a computer network and the computer software used on a computer network