Some people underestimate the importance of holding your rifle. If you are not holding your rifle correctly, you may be caught by surprise and be totally unprepared.
Step 1: No Threat In The Area.
When no threat is detected or you are just simply walking back to respawn, you need to keep your gun pointed up. This will help avoid accidents and keep people from shooting at you. This picture has a little exaggeration but you get the idea.