Sue began this and here are my pet ones:
Anyways - I loathe this usage though it is permitted under American English. I dislike it even more when used while writing.
Trains have tiers( pronounced tears as in weeping)
You apply pressure if you must but you cannot put pressure
You turn on the switch not on the switch
You do not open fans unless you wish to repair them
You cannot remove money from a bank, you withdraw
You don't by heart but you learn by heart
And remember you cannot catch a seat or hand or even a bag
You do not return back - you either come back or you return.
It's wrong to write its mine when you mean it's mine
You can have a lot of hair not hairs
Here is a good link I learnt a bit from-
Hopefully you work hard and not hardly at this tag.And so it goes on.
I am not an expert but am willing to learn.And do pardon my typos ...
And here is some monkeying around of a different & acceptable kind.
The tail was courtesy a tightly twisted newspaper, self made by Anush.