SXSW 2015 is a major event with over 30,000 participants and 1,100 sessions featuring diverse topics, from digital diversity to innovative retail experiences. Attendees are encouraged to explore Austin beyond the convention center, utilize the SXSW Go app for scheduling, and embrace spontaneity, as crowds for popular sessions can be significant. Mindshare experts will provide insights and updates during and after the festival to help marketers stay informed of key trends and events.