(empty line)     Make a paragraph break.
----             Horizontal ruler
[link]           Create hyperlink to "link", where "link" can be either
                 an internal WikiName or an external link (http://)
[text|link]      Create a hyperlink where the link text is different
                 from the actual hyperlink link.
[text|wiki:link] Create a hyperlink where the link text is different
                 from the actual hyperlink link, and the hyperlink
                 points to a named Wiki. This supports interWiki linking.

*                Make a bulleted list (must be in first column).
                 Use more (**) for deeper indentations.
#                Make a numbered list (must be in first column).
                 Use more (##, ###) for deeper indentations.

!, !!, !!!       Start a line with an exclamation mark (!) to make a
                 heading. More exclamation marks mean bigger headings.

__text__         Makes text bold.
''text''         Makes text in italics (twice two single quotes ('))
{{text}}         Makes text in monospaced font.
;term:def        Defines 'term' with 'def'.  Use this with empty 'term'
                 to make short comments.
\\               Forced line break (please use sparingly).

|text|more text  Makes a table. Double bars for a table heading.

For more detailed information see TextFormattingRules.

Don't try to use HTML, since it just won't work.

To embed images just put them available on the web using one of the approved formats, and they will get inlined automatically. To see the list of approved formats, go check SystemInfo.

(Wondering where this text comes from? It's on a page called Edit Page Help, which you can edit too!)