This has to be a scam right, its getting lots of upvotes from what i'm pretty sure are spam/scam bots, and the good posts getting downvoted, on reddit:
http://www.reddit.com/r/Bitcoin/comments/2757mx/bitcoin_arbitrage_method_45/

Buying bitcoins via paypal, the few critical replies have been downvoted to hell:

[–]absentmindedprofesso [+1] -4 points 12 minutes ago (6|10)
Relevant: http://www.reddit.com/r/Bitcoin/comments/261r1t/scam_alert/

Please upvote for awareness.