Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? If you have an adult dog who's safe on his own in a fenced-in yard, a dog door gives ...

Alina Bradford has been writing how-tos, tech articles and more for almost two decades. She currently writes for CNET's Smart Home Section, MTVNews' tech section and for Live Science's reference ...

PetHelpful aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. If your dog is always waiting by the door or scratching at it, it ...