60. A method of creating and distributing individualized multimedia messages over a computer network using an email message sent simultaneously to at least five hundred recipients, comprising: retrieving information about an intended message recipient from a recipient database using a computer; personalizing a multimedia message for each said recipient based on the retrieved information using a computer with unique recipient information for at least five hundred recipients and the multimedia message including computer files comprising at least one of text and graphics files, and further comprising at least one of audio and video files; and delivering, by using an email sent simultaneously to each of the at least five hundred recipients, the multimedia message to each of said recipients over a computer network and wherein at least some of said individualized multimedia content for said at least five hundred recipients are different from at least some other of said individualized multimedia content.
60. A method of creating and distributing individualized multimedia messages over a computer network using an email message sent simultaneously to at least five hundred recipients, comprising: retrieving information about an intended message recipient from a recipient database using a computer; personalizing a multimedia message for each said recipient based on the retrieved information using a computer with unique recipient information for at least five hundred recipients and the multimedia message including computer files comprising at least one of text and graphics files, and further comprising at least one of audio and video files; and delivering, by using an email sent simultaneously to each of the at least five hundred recipients, the multimedia message to each of said recipients over a computer network and wherein at least some of said individualized multimedia content for said at least five hundred recipients are different from at least some other of said individualized multimedia content. 61. A method as recited in claim 60 , wherein the information about the intended recipient comprises a user name and an associated email address and wherein each said email message comprises multiple links, and the links for the email to at least some of said recipients are different from the links for at least some others of said recipients.