The document summarizes several major scams in India, including the NSEL scam, Harshad Mehta case, Ketan Parekh scam, Subrata Roy scam, CRB scam, Satyam scam, Sahara Housing Bonds scam, Speak Asia scam, and Saradha scam. The NSEL scam involved siphoning money from investors through non-existent commodity contracts. Harshad Mehta and Ketan Parekh both manipulated stock prices through illegal means. Subrata Roy and CR Bhansali raised funds through fraudulent investment schemes. The Satyam scam involved inflated financial reports. Sahara Housing Bonds and the Saradha scam collected money through illegal investment schemes.