Here are a few useful resources: Standard Forms of Value from The Personal MBA: http://book.personalmba.com/12-standard-forms-of-value/ http://book.personalmba

Here are a few useful resources: Standard Forms of Value from The Personal MBA: http://book.personalmba.com/12-standard-forms-of-value/ http://book.personalmba.com/12-standard-forms-of-value/ Outline of 25 forms of profitability from The Art of Profitability by Adrian Slywotzky(as outlined by Derek Sivers):http://sivers.org/book/ArtOfProfitability http://sivers.org/book/ArtOfProfitability