Lock serve? ok so i need to lock my door from the outside but...

ok so i need to lock my door from the outside but i cant coppers the doorknob or anything and it doesnt have a lock is ther neway i can prevent someone from entering? please back this is urgent
Lock that door and go out another! What compassionate of door where lock cannot be changed


stack a lot of table and chairs on the other side of the door. like they do within movies.

if you need to exit, hand down through the back glass above the toilet
Answers:    put a wedge underneath your door and use window. you necessitate a lock