Don't screw up the compound predicate. While we're on the subject, here's a similar mistake: John ate a slice of pepperoni pizza, and some potato chips. There shouldn't be a comma there, either.

And now, commas in compound predicates. Here's a sentence that came in with a comma. between the elements of the compound predicate. His mother, Rachel Faucette, the daughter of an Englishwoman.

Secretary of State Mike Pompeo, it seems, is a little obsessive about commas. According to press reports, he’s been sending out directives to staff that they should follow certain strict ...