I'm reminded of Ramit Sethi (Of "I will teach you to be rich" fame.) As he puts it, he gives away 98% of his stuff free[0], but charges premium prices for his

I'm reminded of Ramit Sethi (Of "I will teach you to be rich" fame.) As he puts it, he gives away 98% of his stuff free[0], but charges premium prices for his premium product. The money compensates him for the money (and risk) he put into developing the premium product. [1] [0]: As in beer. [1]: I can only assume at some point that would filter back down to his free offerings and voila! New material!