Ken-
First off, welcome to iRV2!
Second, you should add a "signature" to your profile. It contains whatever info you want; most people put info about their coach there, so they don't have to type it into each message. Instructions for adding a signature are
here.
On the Smart Car,
here is a link to a Google search of iRV2 posts with the phrase "Smart Car" in them. You can enter a search like this:
"smart car" site:irv2.com
directly into Google, or use the green "powered by Google" search box at the top of this page. They both do the same thing.