Retired person from PSU and private sector who do not have pension benefits of GOI depends on their investment. Most important aspect rest on safety of investment and regular income. With decreasing bank intrest old person look for investment which is safe and gives return. RBI Floating Rate Saving Bond is such a option where you get 7.15% intrest or NSC post office intrest plus .35% for 7 years every six month and RBI return your money to your account 7th year. In case of mishappening your nominee gets all money back