1. A proxy email computer installation including: (a) a database in computer memory associating a customer's identification, a customer's actual email address and a customer's proxy email address; (b) an email server to which the customer's proxy email address directs email; (c) programming to retrieve a customer's actual email address from the database upon receipt of email to that customer's proxy email address; (d) programming to copy the content of email to the customer's proxy email address into email to that customer's actual email address; and (e) a connection to a communications link forwarding email to customers' actual email addresses.