The following chapter is from Microfinance for Bankers and Investors. Written in a non-academic, direct style, it is enhanced with detailed case studies that showcase innovative and entrepreneurial ventures into microfinance by some of the world's best-known corporations such as Citibank, Visa Inc. and Wal-Mart. The company-cases help bring microfinance to life, recounting the motivations that led these companies into inclusive finance, the opportunities, and the obstacles they saw and the results they have experienced so far.