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allow your pet to enter and exit at will. Some cats are unable to take them. Some owners remove the door or prop it open to avoid this. It's easy to do with a bit of patience and a trained companion. It is helpful to provide treats, as your cat will begin to associate the flap with positive things. Easy to install A cat flap can help to keep your cat healthy and content. Access to the flap is unrestricted, which allows your cat to burn off energy and also get some exercise, which is beneficial for their mental and phys