Also, while you're in "user cp", you'll see a "manage files". You need to upload that image of your car to the server then link from there. We can't see anything otherwise.
hmm this is easy to do but hard to explain. If you have the pic on your computer.. you need to upload it to our server.
How you do that is, going to your user CP, then to "manage files"
you select "browse" then find the image on your computer you would like to use (given that it is the right size) then select "Upload file"
From there after it was uploaded you click on the link, then copy it.
Go back to your profile, and in the "signiture" box, insert the link into the box, with