how to transfer / share Airtel MB (data bundle) with friends

As part of Airtel Nigeria's innovative services, they have lunched the opportunity for one to share data bundle (subscription) between friends and colleagues. This could be useful to most postpaid bb subscribers who don't use their data cap too often as you can simply transfer it to your kids, friends, etc. who might need them by using any of these codes: for Airtel 25MB Dial Read On