Just created an account at Safe-Swaps and I was amazed at what it could do to my business. I have seen lots of Internet marketers swapping ads, buying and selling ads at them.
Making money swapping ads using safe-swaps is easy, you'll find out soon. You can try for free but I suggest you upgrade for a small fee. Many big online marketers are making money just by buying and selling solo ads.
Here's the link to register for free ==> Ad swaps, sell solo and buy solo mailings at Safe-Swaps