The list that is discussed in the above linked article is a little old, but it’s kind of fun to read. Some of them aren’t too strange but they are interesting.
Recycling is a must. There are 3 cans – garbage, recycling and compost. You must use the compost and recycling bins. The garbage one is iffy.
Don’t even think of reusing confetti.
You can’t wipe your car with used underwear, but can you wipe someone else’s car with it?
The rest of the list is interesting, too. It’s worth looking into.