The context of the following conversation is Aubrey had heard about a lot of robberies in the area so Aubrey protected their property.:
Aubrey says There have been a lot of robberies in this area. I needed added protection..
The friend responds What did you do to protect your business?.
Aubrey responds I had two layers of fencing installed with barbed wire..
The friend responds Wow! That must have been expensive..
Aubrey responds We also got three well trained German shepherds. They cost more than the fencing..
The friend responds I love dogs! They probably can sniff out the danger better than me and you..