2) Position fan so it blows the 'waste' away from the building.
3) Proceed to make waste.
4) If you should see your neighbor(from downwind) looking/approaching, tis time for a long potty call!
5) When 'done', get out the leaf blower and help the natural winds disperse what remains.
6) Roll SS back indoors and 'cover it up'.
7) Deny having any such tool when the EPA gendarmes arrive.
8) Go to confession and ask for prayers of forgiveness.
Oh do realize you must then forever never reveal the bowl(or whatever) to anyone outside of immediate family.

Ever been to a barber shop recently? Shears attached to vacuum tube.

P.S. See #10 this thread!