specify where do u call the most in local area? do u call more to vodafone nos. or u call all the circles equally?option 1: GK 199 - take this plan if u call all the networks equally200 mins free. further calling @ 50poption 2: GK75 - take this plan if u call mainly vodafone nos.50 sms free. additional rental of rs. 30 for vodafone-vodafone @ 30pcalling other nos. @ re. 1for STD: in both these plans u will get @ rs. 1.3/1.5if you can..... get corp FV 199 based on your high usage, thenfor rs. 200, you will get 200 min & 200 sms free