State Bank Of India is one of the best bank and have largest amount of branches. SBI gives the facilities of phone banking with the help of this we easily recharge our mobiles, electricity bills etc. There are huge amount of ATM machines are running in india but only 50% machines currently work for the payment. Because ATM service of this bank is very bad. SBI also gives Internet banking facilities for this facilities we need to contact our branch manager and he register your mobile and create your netbanking user id and password it is also a very secure method for money transfer. Customer service is very excellent for this bank. The money which you deposit in your account is 100% secure in this bank.