Navigate between calendar and mail in outlook
Ctrl + 1 or 2
New message anywhere in outlook
Ctrl + Shift + M
new appointment
Ctrl + Shift + A
New meeting
Ctrl + Shift + Q
open message
enter
close message
esc
reply to message
Ctrl + Shift + R
Lock desktop
Windows + L
paste special
Ctrl + Alt + V
Close current pdf document
Ctrl+ F4