Wikiinfo

Guides to using wikis are all over the net, but here are a few for common wiki issues:

• Wiki [Formatting] mark-ups
  Text formatting, text levels, Paragraphs, HTML tags, HTML symbols, Links/Images/Tables

• Wiki [Reading & Editing] access & mark-ups
  Reading (navigation, searching, tracking changes, watchlist),
  Editing (editing pages, new page, formatting, links),
  Advanced editing (images, tables, deleting page, special pages, many others...)