Note: I Recommended That 당신 Complete All Missions Before Doing This Trick

When 당신 Start Mission ''A 집 In The Hills" 당신 Will Back To Los Santos, And Help Madd Dog Taking Back He's Crib, Once 당신 Done, Start The 다음 Mission Until 당신 Meet And Take Sweet Back To 후드 From Police Prison On Pershing Square. Then 당신 Must Take Over Back Your Hood, Once Done, 당신 Can Start Gang War, Just Like When 당신 Take Over Glen Park, Keep Start And Finish Missions Until Mission Los Deperados, Once 당신 Done, 당신 Must Take Over At Least 50% Gang Territories Before 당신 Can Start Final Mission: "End Of The...

I got these off of a few websites.

SPEEDFREAK: All Cars Have Nitro
NIGHTPROWLER: Always Midnight
FLYINGFISH: Boats Fly
BUBBLECARS: Cars Float Away When Hit
STATEOFEMERGENCY: Chaos Mode
BLUESUEDESHOES: Elvis is Everywhere
SPEEDITUP: Faster Gameplay
CRAZYTOWN: Funhouse Theme
ONLYHOMIESALLOWED: Gang Members Everywhere
BIFBUZZ: Gangs Control the Streets
ROCKETMAN: Have Jetpack
PROFESSIONALKILLER: Hitman In All Weapon Stats
CJPHONEHOME: Huge Bunny Hop
FULLCLIP: Infinite Ammo, No Reload
WHEELSONLYPLEASE: Invisible car
NATURALTALENT: Max All Vehicle Skill Stats
BUFFMEUP: Max Muscle
WORSHIPME: Max Respect...