That is certainly reasonable, gotta protect the chickens!! Doesn't look like there are a lot of close neighbors anyway. I would suggest she get some fencing that would keep the foxes out though. And replace that worthless dog with one that would kill the fox before it even got close to a chicken.
OMG I know her, she sent me this video a few months ago and told me it was going to be on AFHV (or whatever it's morphed into) and I totally didn't believe her.