Which brings me to my question: Is anyone renting out these units?

Is it legal to do so? Check the subscription terms. Often these things
prohibit renting. Even Jepp paper charts may not be lent, IIRC.

Jose
--
There are two kinds of people in the world. Those that just want to
know what button to push, and those that want to know what happens when
they push the button.
for Email, make the obvious change in the address.