I have A 10 GB plan, was plenty for a good three years. Have not changed our internet habits and yet about a year ago we started running out in three weeks, then two weeks, last month it laste3d 4 days and this month it lasted 4 hours!!!! while I was outside and no one else home!!!!! Closest neighbor over 1/2 mile away, no way to tie into our internet. last month I paid $50 for 4 days, this month $50 for about 4 hours while I wqas gone!!!!