Your doorbell rings.

I say, "yes." Thanks for trying to do something about the problem.

Yes, thank you for asking.

"Yes, I have, thank you!"

Achoo!

Yes I have, thank you very much. Thanks for asking!

*racks round into shotgun *

If it were before dark, I would point them toward the metal sign on my barn door. It reads thusly:
"Trespassers will be shot.
Survivors will be shot again."

In conclusion, the question that goes begging is...who's shot will be more effective?

Cough right in their faces and inform them ‘tiny’ the hungry Rottweiler is on route

Punch them in the teeth!