There are two groups of target for every cat. The first one is when your cat target one or two areas in the home, usually near important territorial areas such as: sleeping area, litter tray, hunting or play areas. The second one is your cat undertake more widespread and destructive scratching in highly visible sites such as: doorways, windows, prominent furnishings - like sofas
Cats don't understand physical punishment. In addition to it being wrong to hit your cat, punishment simply doesn't work and is likely to make your situation worse. Clever though Kitty is about many things, she won't understand that you're punishing her for scratching the couch. She will only compute that sometimes when you catch her she is treated badly. This may make her insecure and stimulate her to scratch more or develop other undesirable behavior problems.
If you are starting with a kitten, consider yourself fortunate. It's much easier to initiate good habit patterns than to correct undesirable ones. From the beginning teach your kitten the appropriate place to scratch. Use the methods already described, especially playing around the scratching post to capture her interest. Take advantage of your kitten's desire to play and attach toys to the post. She will soon "dig in" to catch her toy and discover how good it feels to scratch this surface.
Keep your cat mentally stimulated and offers her plenty of opportunity for exercise, and she will has less opportunity to be destructive in your home. If your cat is frustrated and bored, she may scratch your furniture or tear your drapes. Give her enough play time. Cats are motivated by smell, sound, texture and movement. The toys you use should aim to cover all these aspects. Discover your cat’s preferences by presenting a variety different sized toy made from different materials and watch her reaction to gauge her preferences.
Cover the furniture with something your cat does not like: double sided tape, some plastic or aluminium foil. Some cats dislike the feeling and sound of foil, and most cats hate things that stick to their fur. Double-sided sticky tape used in carpet installation works well, but be sure the tape won’t harm your cat or furniture.
Find an effective scratching post. Several companies manufacture scratching posts and other products that appeal to cats. Some companies and organizations have developed similar plans for do-it-your-selfs.
Cutting the nails regularly may help keep a cat from scratching the furniture, or at least reduce the damage done by its scratching. Get your kitten used to having its nails clipped while it is young, praise her while you clip the nail and reward her with a treat. Get more: http://cat-world.50webs.com