2 Forza2 Questions

so i was wondering these:

What are the secret achievements in forza 2?

and

what does the hire a driver mean?

thanks if anyone got some anwsers:D

lovin the game so far!awsome car game

thanks for the anwsers!

but i guess that the secret achievements are something like how many hours spent on playing..cause the secrest arent even in achieve360points site

The secret achievements are:

Collect all production cars

Collect all race cars

Collect all tuner cars

Collect all cars