Here's a list that I picked up somewhere. Sorry I don't have the name of the person who compiled the list.

10SNE1 -- Tennis, anyone?

14U2C -- One for you to see ("Sky-Hi" Toyota 4wd)

1GOTO1 -- Silicon Valley License plate

2DBCH -- To the Beach!

2ED4ED -- To Ed for Ed

2GOOD4U -- on a cheap oldsmobile

2HSPRN -- 2 aspirin

2QIK4U -- Too quick for you (on an RX-7)

3NON -- Read this upside-down

4GETIT -- Forget it (on a black TA driven by a married lady)

4SURE -- Fer shure

55N-UP -- 55mph and up

6 KIDS -- on a Chevy Suburban in UTAH

9FOFO -- 9 four four (on a Porsche 944)

A 4X4X8 -- on a Honda

A-SLAAB -- on a Saab

ALICE -- on a white Rabbit

AU YLOKS -- Goldilocks

BAA BAA -- Baa Baa (on a Black Jeep) BCNU2 -- Be seeing you too

BEACHN -- Beaching!

BESIDES -- Bee sides (Sideline beekeeper)

BEYOND -- On a blue plymouth HORIZON

BIG BUX -- On a Ferrari 308

BIRDIE -- Driven by good looking lady from New Zealand

BKEEPR -- Bee keeper

BY YALL -- Bye y'all (on a Porsche 911)

BYE-BYE -- Bye bye (on a Porsche 911 Turbo)

BYMYHNY -- Buy my honey

CAR BUF -- On a car owned by Bill Buff

CLICHE -- On a BMW

CME4DK -- See me for decay, on a dentist's car

CRAY Z -- Crazy

CULATR -- See you Later,

DAD IOU -- On a Trans Am

DNTSMKE -- Don't smoke

DUTY -- For a Honda Civic Duty

DV-DT -- On a Honda Civic Si

E FUDD -- E. Fudd

FIT2SKI -- Fit to ski

FLEWBYU -- Flew by you (on a Corvette)

FORDBBQ -- On a Ford Pinto

FRAUD -- On a Porsche 911 "Carerra"

FUNHOG -- Seen in Montana

GO4IT -- Go for it!

GONSNO -- on an 85 Jeep CJ-7

GR8LAKE -- Great Lake

GR8SPCL -- Great Special

GSNDHT -- Gesundheit

GUT-SEE -- On a Porsche 911 Turbo

HIHO AG -- Hi ho silver!

HITECH -- High Technology

I SK8 -- I skate/ice skate

I12BNZC -- I want to be in the sea

I8NY -- I ate New York, stolen from a Gary Larson cartoon

IAML8 -- I am late (on a white Rabbit)

IAMYY4U -- I am too wise for you

IB2BAD -- I be too bad

IBCNU -- I'll be seeing you!

ICU812 -- I see you ate one too!

IMA10 -- I'm a 10!

IMB4U -- I'm before you!

IMEZRU -- I'm a zuru

INYORI -- In your eye...

IOAA -- I owe AA

IONO1 -- I owe no one

IX XIV -- On a Porsche 914

IXIVIV -- On a Porsche 944

KPOOM -- On a small car

LEMON -- On a late model Mustang convertible

LUV DAD -- On a convertible 86 Z-28

MAGIC -- On a Corvette

MINE -- On a Lincoln Town car

MY CAR

MY DEBT -- On a New York car

MYREVNG -- My revenge (Divorcee)

MYZRATI -- On a Mazerati

NICE EH -- On a REALLY beat up car

NOBODY -- On a Rolls Royce

NOBRKS -- No brakes!

NONE -- Funny when this one is on paper (registration,tickets,etc)

NOPLATE -- Funny when on paper

NOT FAT -- On a RX7 (woman owned)

NOT HOT -- On a Porsche 924

NRVOUS -- Nervous (on a red porsche 911 -- he was driving cautiously)

NTOTO2 -- And toto too

OBJET -- On a Dodge Dart

OHGOOD -- You say this when you are buried in traffic

OK DIE -- On a NH 'Live free or Die' automobile.

OMEGA1 -- On a Jaguar XJ6

PAWSH -- On a Porsche

POORSCH -- On an RX-7 Turbo

RACN -- Racing

RARE -- On a 55 Chevy

REBOS -- Sober, backwards

REDDVL -- Red devil (on a 911 turbo)

RU4REAL -- Are you for real?

RUAG8D8 -- Are you a great date?

RUBZ -- Are you busy?

RUBZ2NT -- Are you busy tonite?

RUMRS2 -- Are you Mrs 2? (on a Toyota Mr2)

RUNVUS -- Are you envious?

STOP

STORK1 -- On an Obstetrician's Mercedes

SWTPEA -- On a green Porsche 911

THANXDAD -- Thanks, Dad

TIN CAN -- On a Toyota

TOFLY -- To fly (on a late model Olds 442)

TWEETY -- On a yello 57 Thunderbird

U LOSE -- You lose (on a Mustang GT)

UCLAFOX -- UCLA fox (on a Woman's 280ZX)

UNIXINU -- Unix, forwards and backwards

UNV ME -- You envy me

UR2LOW -- On a jacked up 69 Camaro 4WD + Lift kit

UWANT12 -- You want one too?

VAN GO -- For a vanpool

VANITY

W8LFTR -- Weightlifter

WAS HIS -- After a divorce, on a Jaguar

WHOCARZ -- Who Cares?

WHOOSH -- On a porsche

WHORU -- Who are you?

XXXXXX -- On a Mercedes

XYZZY -- On an Ohio car, the magic word

YOT YM -- My toy, backwards

ZPDUDA -- Zippity doo dah....