The document discusses different types of bonds such as government bonds, municipal bonds, mortgage-backed securities, asset-backed securities, corporate bonds, and zero-coupon bonds. It provides details on the key features of bonds including their nominal value, issue price, maturity date, coupon rate and payment dates. It also outlines some of the main risks associated with investing in bonds such as interest rate risk, reinvestment risk, inflation risk, market risk, default risk, and call risk.