1. There is a crepe place in almost every corner.
2. Don't jay walk or they will run you over!
3. Smoking is cool, so many people do.
4. They love MacDonalds, but who doesn't?
5. When you ask for coffee large and small they mean French sizes.
6. Don't trust maps when looking for places.
7. When asking directions, be ready to ask 2-3 times and still get lost.
8. Streets names are called "Rue de..." and they change all the time
9. The metro is the best way to move around and it is quite simple with numbers and colors for neophites in the Metro system.
10. They have the Louvre museum where the Da Vinci Code was filmed!