Here are (some of) the codes this board accepts to help you format your posts

IMPORTANT: unlike html which uses <    > UBB and YaBB use [ ] square brackets

To make an URL linkable :
[url] URL here [/url]

To make a link to an image:
[img] link to YOUR image [/img]

To bold:
[b] bold text here [/b]

To italicize:
[i] italicized text here [/i]

To underline:
[u] underlined text here [/u]

To stikeout (draw a line through):
[s] text with a line through it here [/s]

To left justify text:
[left] text to be left justified here [/left]

To center something:
[center] text to center here [/center]

To right justify something:
[right] text to be right justified [/right]

To make a horizontal rule:
[hr]

To add a superscript:
[sup] superscript [/sup]

To add a subscript:
[sub] subscript [/sub]

To add a quote:
[quote] quotable quote [/quote]

To change the font size (3 is normal):

[size=1] text will be size 1 [/size]

[size=2] text will be size 2 [/size]

[size=3] text will be size 3 [/size]

[size=4] text will be size 4 [/size]

[size=5] text will be size 5 [/size]

[size=6] text will be size 6 [/size]

[size=7] text will be size 7 [/size]