cough... ahem... psst...
you didn't hear this from me... but certain Porsches in this area would switch VIN plates with totaled cars to make illegal grey-market cars legal "totaled and rebuilt" cars. Cough!@#!$959@#$%@cough.
But we don't have emission inspections every year either.
Shshshshs... don't tell anyone. You didn't hear this from me!