This document discusses the use of social media by museums. It provides background on Kiasma, the Museum of Contemporary Art in Finland. Kiasma uses social media like Facebook and Twitter to lower barriers for audiences, spark interest in art, share information on events, encourage interaction, and make connections between art and everyday life. The document also examines the value social media can provide for audiences and museums by engaging communities and allowing sharing of visitor experiences. It addresses challenges like copyright and loss of control, and offers suggestions for museums on community management and using social media as a professional tool.