A growing problem with rich multimedia electronic presentations is their increasing file size. Data files, in general, are larger, making it challenging to send them over the Internet. Most e-mail clients have limitations on attachment sizes, thus securely sending a one hundred megabyte PowerPoint presentation with embedded video over e-mail is nearly impossible. YouSendIt, however, offers solutions consisting of a free web service and the YouSendIt Enterprise Server. Both solutions offer comprehensive security options. The YouSendIt Enterprise Server is an enterprise level, complete large file transfer consisting of a dedicated server that can integrate with existing network security infrastructure.