I have taken 5 years valid vouchers like master health check-up and tours . last six months back they use to lift the phone and saying that we will call you with in half an hour.but,no response from them after I called several times. now phone services for 67678484 is not available .they have charged me Rs: 37000/- and I have not at all been used single voucher. how to collect money from them .can any body suggest me ..prasadarao