[1] Good choices in group awareness, participation and coordination are critical to successful collaborative writing outcomes.
Generally, managing such work requires software;[8] the most common tools for editing documents are wikis, and those for programming, version control systems.
[9] Most word processors are also capable of recording changes; this allows editors to work on the same document while automatically clearly labeling who contributed what changes.
New writing environments such as Google Docs provide collaborative writing/editing functionalities with revision control, synchronous/asynchronous editing.
Open access also leads to online 'graffiti', in which members of the public can submit incorrect information or random rubbish, sometimes referred to as vandalism.