Time spend at Work using Location (spreadsheets improved with averages...)

Have your time in and out of your office logged, the time you spent every day at work automaticaly calculated, the averages of all arrival, departure times... in a google drive worksheet. Try it. You won't be disappointed Here is an example: https://docs.google.com/spreadsheets/d/1tepTGjQQj_VbovZIqxhLc8Ua7CB2zvB6WC8rquSmjOk/edit?usp=sharing