Work with a list broker who can help with several segments and a separate printing/mailing company that has options with several different mailers.

or will you be considering other segments?

Another approach that I prefer is to segment lists into sub-lists and nano-niches and spend more, not less, in reaching exactly the ideal prospect with the perfect message arriving at the right time after a sequence of touches has conditioned them to be predisposed to buy. 

The segmentation on their platform is incredible!

Your website targets an underserved market segment with significant value potential.

It was a great segment of your yellow letter marketing.

So if anyone else has any segments they have been marketing to that seem to be working great I would love to hear about it......

Ask AdWords manger to segment display data from search data-Targeting worldwide with very low bidsPeople will click and fill out your form from outside where you want to advertise like Uganda or anywhere where there's cheaper traffic.

We all see the same demographics and employment trends - take a guess :)As to money, you'll find that a large segment of the successful people on BP became so in-spite of not having money...Good Luck!

Is there a segment of the market that you believe still has good opportunity?