The Spectre Inspectors / The Poltergeist's Problem

The Spectre InspectorsRupert, Bertie, Mindi and Spooks the cat are the Spectre Inspectors: ghost hunters for hire. Except they have one problem: they haven't actually ever seen, met or even captured a ghost. With Rupert, their leader, close to giving up, can one last case change it all?The Poltergeist's ProblemArthur died a long time ago and has wanted to be free from his house ever since... but can't go further than the front door. When Bravewaite Manor is put up for sale however, Arthur will have to fight to save it. But how can he do that when he can barely switch off a light?