Do you put a comma before and in a list?

Related questions

1. Where do you put a comma in a sentence?
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4. Does a comma go before or after so?
5. Do you put a comma before the last item in a list?
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Tags

1. #always
2. #whether
3. #depends
4. #using
5. #optional
6. #almost
7. #connecting
8. #usually
9. #applies
10. #there
11. #independent
12. #single
13. #clauses
14. #before
15. #comma
16. #situations