Keep out of
Definition 1 of 2
Pro Tip 1/3Conflict Avoidance
Use it to express staying neutral or not choosing sides in a dispute. 
During the debate, I kept out of the argument.
Pro Tip 2/3Personal Choice
It can indicate a deliberate choice to avoid personal involvement. 
She keeps out of office politics.
Pro Tip 3/3Privacy Respect
Used when someone respects others' privacy by not interfering. 
He always keeps out of his neighbor’s affairs.