It's a bad photoshop dude, albeit slightly better than those idiots that use a standard font and try to pass it off as handwriting, however you can definitely see the color alteration around the edges of the paper that show where you whited out the original text.
Don't give them lessons :P
Good point but I assume they'll keep evolving anyways. This place is basically a huge incentive for top notch scamming and spamming, it'll likely just turn into an arms race.