At first, when the mobile phones were introduced in the market, they just satisfied the needs of communication of the users like they helped them to make a call and sending a message. Due to the unbelievable developments in the field of technology, now mobile phones are coming with all the advanced features and elegant looks. To please the needs of the modern mobile users like communication, entertainment and business, all the mobile manufacturers are competing with each other in launching mobile phones with all the multimedia features and world-class functionalities. To add more popularity to their names or to extend their businesses, most of the pioneers as well as new mobile phone retailers are offering mobile phone offers to the users in the form of free gifts, cash back offers, free talktime and 12 months like rentals etc. Mostly, all these offers are available for the users, who go for the contract deals. A contract deal is nothing but includes the users to sign on a contract wh...