Much as I would love to heap more scorn on Mr Archer as far as I know he sold Focus and a going concern, considering how much money that was raised by the sale it must have been in a healthy state at that time.
I would have thought that the Selhurst one is very safe, they have plenty of people who can give them good advice about ducking payments and issues living nearby.
The reason they are in administration is that they are piss poor compared to firms like Homebase and B & Q, still, feel sorry for the employees who will lose their jobs.