GUYS!!!
PLEASE don't tell me you are actually considering buying one of these heaps?
If so you have obviously never read: "UroTrash's Guide to Not Buying a Ferrari"
Here:
http://www.ferrarichat.com/velostrada/issues/200505/Analysis%20Paralysis.pdf
Or if that doesn't work, here, last article on the page:
http://www.ferrarichat.com/velostrada/issues/200505/contents.htm