Discuss.Main-Quickstart

Basic Editing Guide - PmWiki.TextFormattingRules - PmWiki.TipsForEditing
Paragraphs: for a new paragraph, press the return key twice; use -> to indent text
Lists: * for bullet lists, # for numbered lists, :term:definition for definition lists
Emphasis: [i]italics[/i], [b]bold[/b], @@typewriter@@ (monospaced)
[b]Personal Comments:[/b] [comment author="Your name"]This is a comment.[/comment]
Bracketed links: [[reference]] (number), [[reference text]] (text), or [[reference graphic]] (graphic link)
Groups: Group/Page displays Page, Group.Page displays Group.Page

Separators: !, !!, !!! for headings, ---- for horizontal line
Change size: [+...+] is bigger, [-...-] is smaller

Prevent formatting: [=...=]
Line break: [[<<]]