Once he's done with it it will require even more extensive renovation, though.
Why? no business is to be conducted there, so it should be okay
In theory, but it did seem like a fair amount of business was conducted there...
But that's only been over a couple of nights. How long had the hotel been running before the dog was killed? Over the course of time, it probably has a 99.999% uptime
Well sure but we also don't know how frequently business was being conducted in the Continental. It certainly happened often enough to where they have a direct protocol on what to do when business is being conducted there.