This document discusses sources of long term funds for businesses through equity and debt financing. Equity sources include funds contributed by promoters, private equity investments, and public offerings like IPOs, FPOs, rights issues, and QIPs. Private companies rely mainly on promoter equity while public companies can also raise funds through public markets. Debt includes loans from financial institutions or issuing debentures. Debentures are rated based on their safety and risk of default. Higher ratings from AAA to BBB signify more safety while lower ratings from BB to D mean higher risk. Overall the document provides an overview of different long term financing methods for businesses.