up-to-date - user always sees the latest published information unless paper or PDFs and Word docs, where users can retain old versions and may be unaware of updates
simplicity - the system takes care of the numbering and formatting, so users can concentrate on the content
speed - small edits can be made and published in seconds
multi-user - teams can work simultaneously from multiple locations, with source-control style permissions stopping users from overwriting each others' work
usability - direct web links to any heading at any level, layout reformats for optimum usage on mobile and tablet device