Art car recent years the festival has been forced to limit the number of vehicles on the playa. As such they have restricted the vehicles that are licensed to what they are now calling "mutant vehicles". There has been some confusion within the Burning Man and Art Car communities over these two terms, with some believing the terms are simply synonyms. According to art car artist and Art Car Fest organizer Philo Northrup, art cars are "street-legal vehicles that have been permanently transformed into mobile sculptures". According to the Burning Man DMV ("Department of Mutant Vehicles"), Mutant Vehicles are "'art on wheels':
Form and document creation hand-in-hand with the human-centered design aspect of visualization as pertaining to form and document creation. Technical communicators should look at their form or document to make sure that the abstract structure of the form or document is helping achieve the overall goal with the reader. Though it focuses on a visual and graphic effect, abstract structure also focuses on wording. The examples that follow are taken verbatim from Power, Bouayad-Agha, and Scott. They show a progression from a passage written by a technical communication novice (a), to an edit by a more experienced technical communicator (b), to an edit by