There is no limit as long as you have enough money.
Sims 2 is a completely different game than sims 3, so you can't get cars from sims 2 onto sims 3. You can try to maybe go on the sims 3 website and install a car that looks like one from sims 2 maybe....
not from my experience on sims
You can't really drive them but your sims can.
Only 3 cars allowed
modthesims3.com
In 1 household you need 8. But you can marry however many people you like.
A truck a camero type of car. Mini van. And many more
You can buy cars and whenever your Sims go to a community lot you go with them.
All of them but, Sims 3:The Fast Lane focuses on the whOle car/garage theme . -Ashley
yes! u can heaps of them
yes you can ride in a taxi or a car you can buy a car in buy mode
if you type in sims 2 cars into google or any search engine you can download custom cars from different sites that provide the downloads, there are free sites and there are pay sites.