As for the Additional Extensions fields (Components, Modules, Mambots, Plugins) it may be an idea to post links to them, probably on extensions.joomla.org
For example
Additional Extensions
Components:
I have tagged the JoomlaXplorer word with a Hyperlink to the page on extensions.joomla.org
This will make it easier for other members
For reference, here is the BB code I use, which are easily created through the SMF posting toolbar[size=100][u][b]Additional Extensions[/b][/u][/size]
[b]Components:[/b]
[list]
[*]JoomlaXplorer[/*]
[/list]