"Talk to the moving company and find out what limits they'll want to place on their liability if YOU do the packing. Some moving companies will excuse themselves of any broken items liability if you do the packing."
Now that is fantastic, and useful, information.
Is that something that has come out of your Mom and Dad's impending move?
If I ever get to move back to Pennsylvania, about 3/4 of the large furniture in my house, and a lot of the small stuff, as well, gets donated or tossed.