Things to Be Considered before Buying Petsmart Scratching Post Petsmart scratching post will simply be needed by the people who choose to have cats as pets. A scratching post is necessary to be had in order to prevent cats from scratching furniture or walls at home. Scratching is a natural thing for cats. It’s their type of exercise as well as a way to clean their claws. When there is no scratching post, cats will scratch on furniture or anywhere suitable for their little exercise. In order to prevent them from destroying furniture, a scratching board is definitely needed. But