Originally Posted by fobz

There is a fine line here. Doing nothing simply engourages people to take
advantage of that fact: They know nothing will be done.

As more and more people get away with more and more things, the general
frustration on the road increases until someone goes postal. Fail to indicate,
stealing bays, fail to merge correctly is to name a few.

Take a stand. Let a tyre down, leave a nice note saying...

"I noticed your tyre went flat. Perhaps if you didn't park here then
it may have been ok".

Gives you satisfaction, frustrates them, no lasting damage and sends a message
down the line to the arrogant dick-heads out there: We are sick of it.

Rant mode off.