* Use of audience
Generally black box chamber larps played at festivals such as [[Prolog]], [[Grenselandet]] and [[Blackbox cph]] lasts 2-6 hours including workshop, accomodates accommodates 4-30 players and requrie no preparations except those made during the pre-larp [[workshop]] on site.
== Large black box larps ==
While the term "black box larps" usually refer to the 2-6 hour larps being run with no preparations in a black box, there are also examples of larger productions using a black box as venue, usch as [[Delirium]], [[Mellan himmel och hav]] and [[Kapo]].