Well, mainly at 12:00 noon many shops close and they reopen at 3 or 4 pm. Till then you can either work at your office, sleep at home/office, have lunch at any restaurant or you may PRAY to God and ask HIM that
.
.....""OH GOD,WHAT WAS MY SIN THAT YOU HAVE APPOINTED MY JOB IN QATAR"".........(hehhehehehe)
.