You hear about loads of people getting caught, but other than one instance recently, you never, EVER, hear about John the Nigerian getting caught.

Most of their emails didn't even get spell checked, so they clearly aren't the smartest. Can't be that hard to catch!

I replied to an advert on Gumtree a while ago, it was a South African healer who in his own words was "the healer of all diseases". He couldn't answer why he hadn't been kind enough to heal a few people in his home country first.