Maybe a simple knob lock can unlock if not turned entirely vertically. These finicky locks can leave your home vulnerable if your house sitter doesn’t know how to manipulate them. Mention windows/doors that don’t close entirely You may have some windows… Read moreDogs are a man’s best friend, but they can also be a man’s security guard. Actually, a dog can be an entire family’s security guard. With an impeccable sense of smell and sensitive ears, dogs can be aware of a threat long before you. Sure, they do the adorable thing of wagging their tails and running around the house when a loved one pulls into the driveway, but they can also do the very helpful thing of growling, barking, and sounding the alarm when a not so loved individual shows up.