Here are some examples of some norm violations that you might do:

1. Conspicuously take more than the maximum number of items to the grocery express check-out lane.
2. Talk to random people that you don't know in stores (or anywhere else).
3. Sing out loud in public (or dance).
4. Raise both hands simultaneously to ask a professor a question (in a different class).
5. Come up with your own example.