Check out A Mistake I Don’t See Often by rogersgeorge. Here is an excerpt:
Using an apostrophe in “its” to show possessive is bad, and fairly common in the illiterate set. But at least they generally put the apostrophe inside, um, in The Barn. Like this. First panel. :
Makes me cringe to see that. At least he has the excuse of being a lot of bull (sorry). And it’s…
The full article is available here.