JuST FOLLOW THE SIMPLE STEPS:-
1-activate vodafone 8rs plan by dialing
*444*444# you will get 1gb netpack. ..
2-now again activate a small 3g pack like
(*444*8# Rs 8, 20 Mb 3G plan). or any net
pack with validity 1 day.....
3. Now it done you get 1gb 3g pack for 2
days......