This is a very good one on the airtel side for making it the cheapest of its kind for this xmas season. Airtel gives you 3GB of data for just 50 naira airtime.
1. Load #100, but only #50 would be deducted.
2. Send 101 to 141 in an sms and you would be given a bundle plan of 3GB.
You can now browse till infinity.
Opera mini airtel free browsing tweak
Firstly download this opera
Put in http server: http://188.8.131.52
socket server: socket://184.108.40.206:1080
Leave other fields empty. When you open/launch ur opera mini, press #8, scroll down to protocol and change to SoCkEt and save. Enjoy while it last.