Method for producing fire fighting foam using a composition is prepared consisting of foaming agent, water and gaseous medium. The claimed invention discloses an apparatus and method where all MP3 files are initially assumed to have compatible error checksums. The system may additionally include a text input area for allowing the communicating user to input text for display in conjunction with the selected sponsor and a target user selection mechanism for allowing the advertising user to select at least one target user for receipt of the selected sponsor display and the input text in a billboard advertisement. The cable can also be terminated with any number of known or standardized connector packages.