How to Transfer Balance From Bsnl to other Mobile

Now almost all mobile service providers have the faculty of mobile balance transfer to other mobile. But not many people use this service because some mobile operator charges some fees to do so. Out of all operator bsnl company charge less amount for the service bsnl have large customer all over India. You can make
some money to transfer balance to local people where there are no recharge are available at shop for village people this is good idea to earn some amount of  earnings by helping other in serious need of recharge