Why Do Scammers...

Have such atrocious grammar. As a grammar Nazi I am dying

Yeah, we planned to have a application to detect those, but there where problems in the amount of misspelling detections which rendered in false positives. We do troll sometimes each other with it tho.

I've seen plenty of legit traders with awful command of the English language, and the guy who scammed my headcase was quite erudite.
Grammar ability has nothing to do with trading legitimacy.

indeed

Because they're uneducated? I'm not sure.

honesty <> grammar

Because they're generally Russian? my apologies to Russians, but it had to be said.

nah, jame, you know it to be: Brazillian, Litouwen and Russian groups. (and by now they have learned english)