If your site is the kind that can be of use to both persons and businesses, you can set up a pricing/features structure that encourages businesses to pay a dece

If your site is the kind that can be of use to both persons and businesses, you can set up a pricing/features structure that encourages businesses to pay a decent amount, but lets individuals get by for free or cheap. I believe DHH touched on that in his Startup School talk: Businesses are usually more willing to part with their money and also tend to stick around longer. Whatever you do, be sure to let people get a really good feel for your site before bugging them to reach for their wallet...