Love it? Hate it? Don’t know what the heck it is? Arguably the most contentious punctuation mark in history, the Oxford comma is defined as “an optional comma before the word ‘and’ at the end of a list.” How optional it truly is, however, recently sparked debate on Twitter.
For the majority of us still pondering how to use the darn thing, the folks at mental_floss created a handy infographic explaining when to use it. You can check out the images above, and see the entire infographic here.
Still don’t give a f—k about the Oxford comma? Neither does Vampire Weekend.