Raiders fans?

Biked it! The must be a cyclist.

Malar? What does it mean?

Baby Whale?

Mack San Francisco? Someone's name?

Kudos New Zealand?

Upvote. Maybe someone spends too much time on the internet!

Ruby? Someone's name? Or the name of the car?

Ringz. Weird!

Inferno! Scary! Undermined slightly by the license plate frame. Maybe there cockapoo is named Inferno?

Based on the license plate frame, maybe a combination of "Mod" and "Rocker". Mods and rockers were two conflicting British youth subcultures of the late 1950s to mid 1960s.

I love I-80?

Love Ty and Max?

Dog Cat Lover? Animal lover?

Javascript Guru!

OP Words? Upwards? Hmm...

Rare Law? What a nightmare of a car too!

Yo, daddy-o!

Love to rave!

Toy + Tiger? Mispronunciation of tiger?

Bear '95 - probably a grad from UC Berkeley. Go Bears!

We're Sorry JP? Who knows! What a terrible, garbage plate.

Open ID. Probably referring to the Open ID protocol?

Big one. Uhhh... a big one what?

A designer. I wonder what they design?

Ship art? What does it mean? Do they make ships in bottles?

Oh boy oh boy!

South surfer? Silver surfer?

City boy! Found in a city no less

Little eight.

Push hard? POS Hard? PO Shard? Who knows!

A joy to be!

Energized!

MCD Rock? MC Drock?

Ginger!

Raisin box. Funny nickname for the Scion!

Research. Maybe they are a grad student doing research?

OMG BRB! Hilarious

Oh, go ski!

Jeffrey C love? Someone's name

Zombie Hater! The plate matches the bumper stickers.

B Hansel. Must be someone's name?

Legal Eagles?

Because I can! Someone treated themselves to a BMW because they can?

Muggles! Likely referring to Harry Potter. Could also be a name.

Play joy!

Incredible plate - No PG&E - the power company in California, promoting their solar business.

No hand data. What the hell?

Bear toz? Bear To Z? Weird.

Kiry you eight? What a terrible, nonsense plate.