So you might have seen Gerty on Shark Tank - this inflatable 'person' is seriously genius for dogs with separation anxiety. The idea is simple but brilliant: Gerty looks like a human sitting there, which comforts your dog when you're not home. But here's the important part - you HAVE to follow the instructions carefully for it to work. You need to dress Gerty in some old clothes (makes it more realistic), and spend about 24 hours introducing your dog to Gerty like they're a real person. Talk to Gerty, interact with them - basically make your dog think Gerty is part of the family. Gerty has three separate inflatable chambers so you can position her sitting or standing, plus these comforting arms that create a cozy space for your dog to snuggle under. The face has these big, friendly eyes that are surprisingly reassuring. When you're done, she deflates flat for easy storage. This isn't a magic fix - it requires proper setup - but for so many pet owners dealing with anxious dogs who destroy things or cry when left alone, Gerty has been literally life-changing. Just remember: follow those instructions!