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Originally Posted by cool1g
i have some campaigns that make a profit there...one for instance that blows aways every other PPC engine i've tried. having said that, the vast majority of stuff i've tried there has a negative ROI.
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That is what I have seen. The problem is it takes a lot of money to find and tweak that one campaign that works with that traffic. In my case my good campaign stoped working and I haven't touched them since.