There are many anthers to this question :
- Open a research company that suppose to fight the spam , there are so many that no one will take care if your company be a good one.
- Join one of the developers groups that are split over the world and are working on magical algorithms that knows how to select from spam messages .. your real level does not real meter there is a place for every one .. programmers, ,matimtics ,computers men and socialists.
-Start anther site that look after the spammers and to charge money from the internet providers for this important service.
- To open a quality anti spam matting in a 5 stars hotel where all the people that did not go for one of the other options discuss the spam problems with their heads up...
It does not meter which way you take you will choose..
According to the more accurate information of the American technology magazine the anti spam business runs over 650 million dollar in a year. But according to less accurate resources the sums run around more then one Millard dollars per year .
If the wont be a solution to the spam with in the next two years the market value will raise to two mallards dollars per year.