easyradiocontrol.com

The first thing to do of course is to choose the car kit you want to build.
The main choice is for a road racer or an offroad car (usually 4×4 !)
There are hundreds for sale on this site (usually at far less than store prices)

There are almost as many thrills driving a high performance RC car at speeds of up to 70 mph and acceleration of zero to 60 mph in under 6 seconds

I guess this must be the starting point for most RC Car owners.
It is just so easy to operate an rc electric car.
You put batteries in – turn the switch and it goes beautifully.