I'll also concur. If you think it might be a scam, then it probably is. Check out how many Nigeria scams are on Snopes.com
http://search.atomz.com/search/?sp-q=nigeria
Another thing you can do is do a google search for something and put scam in it. Like this
http://www.google.com/search?hl=en&q=Custom+Recruitment+process+in+Nig eria+scam&btnG=Search
And you'll see whole pages talking about Nigerian scams

