PUNCTUATION does anyone here ever proofread anything?

I'M CONFIDENT that "overconfidence" is one word (in this context)

FAKE computers would know that it's "an error" not "a error."

GIVING THE GUY ON THE WALL A BEER your source for bad grammar

IF YOU USE YOUR INSTEAD OF YOU'RE IN A DEMOTIVATIONAL PICTURE you're going to have a bad time.

I'M NOT AN EXPERT but aren't those two words? and what exactly is my "fired" anyway?

ROLLIN' THEY SEE ME hating they be