All cars and tracks:
Enter Nosliw as a name (case-sensitive)

Easy Kudos:
If you're short a few Kudos at the end of a race, gain some speed. Then, right before you cross the finish line pull the
handbrake ("A" button)while you hold "A" do a 180 degree turn and you'll get a few Kudos.

Get VW beetle:
Use the easy difficulty setting and get 1000 kudos

Get Medal Pursuit Paint Jobs:
You get them after 5 hours of accumulated gameplay

Get extra Helmets:
After every hour of gameplay you will get 1 extra helmet

Get Panoz Esperate:
Get 25,000 kudos

Get Medal Pursuit Paint Jobs:
You get them after 5 hours of accumulated gameplay

Hint:  Sliding for more points:
Use the hand brake when going around a turn

Unlock Cars:
TT Roadster / TT Coupe : Quick Race Level 1 with all Gold
Z3 Roadster 3.0i : Kudos Challenge Level 1 Race 4
Mazda RX8 : Arcade Race Level 1 with all Gold
Camaro SS : Quick Race Level 2 with all Gold
Boxster S : Kudos Challenge Level 2 Race 5
Opel Speedster : Arcade Race Level 2 with all Gold
Focus Cosworth : Kudos Challenge Level 3 Race 4
Mitsubishi Lancer Evolution VII : Quick Race Level 3 with all Gold
Impreza WRX : Arcade Race Level 3 with all Gold
Nissan Skyline GTR : Kudos Challenge Level 5 Race 8
Lotus Exige : 50k Kudos
F355 Spider / 355 F1 : Quick Race Level 4 with all Gold
Aston Martin Vanquish : Arcade Race Level 4 with all Gold
Corvette ZO6 : Kudos Challenge Level 9 Race 10
Delfino Feroce : 75k Kudos
360 Modena / 360 Spider : Kudos Challenge Level 9 Race 10
Tuscan : 100k Kudos
Viper RT-10 : Kudos Challenge Level 11 Race 10
911 GT2 : Kudos Challenge Level 12 Race 12
Carrera GT : 150k Kudos
F50 : 200k Kudos (ouch)

These unlock methods are all listed under their respective cars if theyre locked. Once unlocked the message turns into mileage. Plus the more miles you drive, the more tracks you gain in Time Attack