Dissecting my Airtel bills

My monthly postpaid mobile bills have been in the Rs 2,000 – Rs 3,000 range for some time now, and I spent a few hours dissecting them yesterday. Page 3 had the good stuff. It’s a little hard to figure out, but what the last 2 columns say is that most of my spend is offset by discounts. What’s not getting offset are outgoing roaming calls. Followed by calls to local landlines. For all practical purposes, that’s the only thing that counts in this bill. Everything else is close enough to zero. ...