Digital signage deals with scheduling multimedia files for playback on digital displays connected on an IP network. The industry has roots tracing back for a few decades, but has recently expanded rapidly due to the proliferation of low-cost flat panel displays that are easy to install and maintain in public space. As the market expands out of the “emerging” status, mainstream customers demand compatibility and interoperability among products from different vendors. SMIL appears to be an ideal technology to answer the needs of the industry.