Inverted bottle: Turn the lotion bottle upside down so that the remaining lotion collects at the mouth of the bottle, which makes it easier to squeeze out.
There are a variety of ways to repair a broken lipstick tube, depending on the type and extent of the damage.
The piston inside the vacuum bottle will run up in the bottle during the process of pressing, and when the contents of the vacuum bottle are all squeezed out, the piston will run to the top of the bottle.