I could pontificate about it here.
Or... you could read the salesletter at
http://uniquearticlewizard.com -- that explains it fully.
Bottom line: you can NOT build as much natural traffic by hand. Not even if you did it 24 hours a day, 7 days a week.
Plus... UAW has a very "unique" feature that multiplies your effectiveness. And I *promise* you can't do that feature yourself. It's just not possible.
I would tell you what it is, but I literally had to sign a non-disclosure when I signed up for the service.