Complex sentence: Working closely with their customers, their guests, and other vendors (such as venue staff and photographers/videographers), today's professional mobile DJs strive to provide quality entertainment that fits the event in question in terms of style and performance.
Split into simpler sentences: Working closely with their customers, their guests, and other vendors (such as venue staff and photographers/videographers). Today's professional mobile DJs strive to provide quality entertainment that fits the event in question in terms of style and performance.