Securitization involves pooling financial assets like loans and converting them into marketable securities. Key players include originators who make the original loans, special purpose entities that purchase the loans and issue securities, credit rating agencies that rate the securities, underwriters that help issue the securities, trustees that ensure obligations are fulfilled, servicers that collect loan payments, and investors who purchase the securities. SPVs play an intermediary role by holding the pooled securities and allowing risk sharing. Banks securitize to diversify risk, generate liquid assets, extend their credit pool, and earn fee income, while investors can earn higher returns through a diversified portfolio. However, prepayments and floating rates may impact returns, and maintenance obligations and regulator concerns about under