A free busy or availability alternative December 2019 Mon Tue Wed Thu Fri Sat Sun 1 2 3 Busy Dec 3 11:00 13:00 4 5 Busy Dec 5 6 7 8 9 10 Busy Dec 10 11:00 13:00 11 12 Busy Dec 12 13 14 15 16 17 Busy Dec 17 11:00 13:00 18 19 Busy Dec 19 20 21 22 23 24 Busy Dec 24 11:00 13:00 25 26 Busy Dec 26 27 28 29 30 31 Busy Dec 31 11:00 13:00