1. The largest voter pool for the democratic party.
2. A charity created by rich democrats so that they don't have to feel so bad about being rich.
3. A free ride for people who realize government cheese is preferable to gainful employment.
I feel so bad that I am a filthy rich democrat with lots of tax shelters, so I will vote to give more money to people who dont work. Of course, I will have the middle class working man pay for it.