Cat's claws are extremely sharp. In order to keep the "weapon" sharp, cats living outdoors usually choose places such as bark to sharpen their claws. Indoor-fed cats tend to focus on furniture, curtains, or sofas. This will undoubtedly bring trouble to the owner. Thus, cat scratching board and cat scratching post came into being. However, when the owner excitedly puts the scratching board in front of the cat, the cat may not buy it. How to make cats fall in love with scratching boards?