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These 3 traffic exchanges are amazing! They truely bring in tons of hits and quite a lot of interest in my sites! They will be useful for any work at home parents!

http://marketplacemamas.com/surf
http://wahmtraffic.com/?r=60068
http://shoppingwithmoms.com/?r=58179

I have seen a few posts about these "banner exchange" sites and have visited a few but none of them explain how they work? how do you sign up? what is the deal with the surfing points, etc.? Any assistance or information would be greatly appreciated!