Invest Rs 5 Lakh and get: 1 year: Rs 5,34,877 2 years: Rs 5,70,806 3 years: Rs 6,07,790 5 years: Rs 6,92,840 Profit (Interest): Rs 1,92,840 (almost Rs 2 Lakh). Higher returns than bank FDs, plus tax benefits. Contact your nearest post office for details.