some one i worked with named Seltzer, had two cars each with vanity plates; one was ALKA the other BROMO. neither made much sense unless you knew..

my handle "of troy" come from playing what would you have as a vanity plate on long car trips.. (most plates are limited to 7 or 8 letters or characters.)
a flaming guy, in pink, in a pink convertable had a plate,
IM RU2.