Oooo, I like their handy tips:
Using stuffed animals to camouflage your surveillance operation
the picture that I got in my head:

This one sounds a bit more menacing:
Yet another use for duct tape on patrol Submitted by: Edward Warner NYPD, New York During my 25-year career I used to carry a long strip of duct tape wrapped around a tiny mag-lite flashlight. Whenever I had to go into an apartment building or multi-family dwelling ...