[B]your text here[/B] = Bolds your text.
[I]your text here[/I] = Italics your text.
[U]your text here[/U] = Underlines your text.
[Quote]your text here[/Quote] = Provides a little box around the quoted text.
[URL]your url here[/URL] = Creates a link that opens in new window when clicked
[URLyoururlhere]your text here[/URL] = Creates a link with another text then the link.
[IMG]your images url here[/IMG] = Adds an image to your post/presentation.
[RGBdesiredhexhere]your text here[/RGB] = Colors your text in the choosen hex.
[C]your text here[/C] = Centers your text.