Using Xbins, Downloading, Installing, and using XBMC
here is the site that will get you easily connected to xbins
http://www.360mods.net/Downloads/details/id=29.html
also check out mininova.org for your torrent needs
and for a client download azureus (i prefer it, but suit yourself)
http://azureus.sourceforge.net/
I also touch on obtaining other important software