Nevermind. Scut got to it first. (jinx!)
"could've" and "could of" sound the same. The correct way of writing it is "could've."
I've ranted enough for one week. I'll try to be better moving forward.
Either way, grammar or facts, I'm glad I never continued my degree in Journalism and moved on to something else. My OCD would have seriously threatened my co-workers.