On Thu, 9 Jul 2015 14:46:19 -0700 (PDT),
wrote:

There's not much point labelling plugs unless the other end of the
lead
is permanently wired into the appliance. It's possible that the
lead
from the plug that you labelled "PC" a few months ago is now
plugged
into the back of the printer.

If you label *both* ends of the lead then such nastiness won't happen.

"Won't"? You have got to be joking, slightly less likely at best.

--
Cheers
Dave.