Treat the decals with appropriate pheremones or whatever it is that attracts canines to that sensitive location. Hours of amusement for your pet while you are at work.
(I know, I know, but it's a family site...so "crotch")-- grackle, May 12 2001 Step 1: Don't change your underwear for a week. Step 2: Nail dirty underwear to wall. As Needed: Replace underwear when dog eats it.
(Actually you shouldn't let dogs eat rags. It can bind up their intestines and create a deadly infection.)-- Dog Ed, May 14 2001 i'm all for a crotch scented decal. Probly keep the dog from humping your leg too.-- chupacabra, Jan 28 2002 why only for dogs? I think you're prematurely cutting yourself out of a much larger market.-- subgenius, Jul 05 2002 I believe there are some ladies that have baked this invention for a larger market already.-- ye_river_xiv, Jul 01 2006 random, halfbakery