If you have easy access to a sink where you stretch, a relatively soft cloth moistened with hot water works well too. Never tried this, but I suppose those extra strong paper towels would work just as well, if they hold up to being wet.
Now for the non-PE related part of my post:
Quote
Originally posted by RB
Long, small office environment, it's a on stall room, all to itself, one occupant at a time…
This explains your office PE success. My office PE attempts so far have been deterred by some nasty-assed fucker blasting diarrhea in the stall next to mine, or something of that nature.