This question makes sense in the context of something like a pendulum. At the top of its swing, a pendulum is at maximum height, is not moving and so has zero kinetic energy, and has maximum...
Don't know about a maximum charge, but a "typical" charge can require 1st and last months rent, plus several hundred dollars worth of deposits, key fees, and post moveout fees.
It is unconfirmed who will be portraying Max in the Movies. there are many good maxes out there but the most highly recommended maxes, are Kalee Coppola and Lauren Magness