text: kal main ek travel blog padh rahi thi,usmein bola gaya tha ki local sim card lene se internet charges kaafi kam ho jaate hain, tumne kabhi use kiya?bilkul, maine bhi suna hai ki airport par sim card lena thoda mehenga padta hai, par local shops se lena zyada sasta hota hai, isse achha hai na?