Tipping can be confusing.
Your final bill in a cafe or restaurant in France is all you need to pay.
However, it is customary to leave a small gratuity, usually in coins between 3% to 5%.
It's perfectly acceptable not to leave anything if you have no coins.
Now you know!
When signing legal documents, be sure to write the complete year 2020.
March 17, 2020 written
could be easily modified to
Do not abbreviate 2020.