Need online help The Mousetrap: Monkswell Manor is a guest house

1. Monkswell Manor is a guest house operated by Giles and Mollie Ralston. Explain the exterior of the building.

2. What are the only clues the police have in the case of the murder of Mrs. Maureen Lyon?

3. Mollie spots the sign Giles had made for the guest house. What is wrong with the sign?