I'm not the one whining about losing $100 Very Stupid of you.
As for the engine, anyone could put anything in a fuel tank.
It's not protected like a bank vault
A fitting punishment would be to insert the broom handle in said teachers backside and send the clown to sweep the playground
No violence no lube just do it
This may be, but it will also be the start of a payment plan he never thought about.
The brown envelope manufacturers will be rubbing their hands and laughing
Buffalo's are plentiful in Pattaya, renting is most likely the best route.
Less hassle long term
A Donkey may be a bit harder to find, though they are out there.
Seek and you shall find