How to use mobile banking of SBT or SBI?

Nowadays the banking trend is 'Banking without going bank'.The most preferred way for this was Internet Banking. Now, it is, mobile banking. Mobile banking means make banking transactions through mobile phone. There are many ways through which one can do it like SMS based, USSD based, WAP based or Application based. The most preferred method is application based. All the banks which supports Mobile Banking will have their own Mobile Banking Application. Here we are discussing about the mobile banking facility provided by State Bank of India and State Bank of Travancore.