Scratching is maintenance, not mischief
A kitten scratches to condition her claws, to stretch the muscles of her shoulders and back, and to leave scent marks that make a place feel like hers. She is going to do it somewhere, several times a day, for her entire life, so the only real question is whether the household chooses the location or she does. Starting from the beginning is a large advantage: a kitten whose first hundred scratches land on a post builds a scent-marked, deeply habitual scratching spot, while a kitten who spends her first month on the sofa arm builds exactly the same strength of habit in the wrong place and must later be persuaded to abandon a favourite.
Choose and place the post like a kitten would
The post must allow a full upward stretch even as she grows, so choose one taller than seems necessary for her current size, with a heavy, steady base that will not rock when she launches at it. A post that tips once will be avoided for weeks, however good its surface is. Sisal rope or fabric suits most kittens; some prefer a horizontal surface, so a flat scratcher alongside the post covers both tastes cheaply. Place the main post beside her sleeping area, because the first scratch of the day almost always follows waking and stretching, and put a second legal option near the furniture she is most likely to test. Location decides more outcomes than any training technique.
Teach use through play and timing
Introduce the post as part of play, trailing a wand toy up and around it so her claws catch the surface mid-game and she discovers the satisfying grip for herself. Reward scratches on the post with attention and the occasional treat in the early weeks, and if you catch her stretching toward it on waking, praise her when she uses it. When she scratches furniture, respond without drama: lift her gently, set her at the post, and run the toy up it so the redirection ends in a game rather than a telling-off. Scratching happens fast and often, so keep the response identical and immediate every time, because a correction delivered a minute later teaches her nothing except that people are unpredictable near sofas.
Protect furniture while the habit forms
Give the new habit time to win by making furniture temporarily less attractive: covers or throws over favourite arms, double-sided deterrent textures where guidance suggests them, and her toys and post occupying the same territory. Do not declaw discussions or punishment enter the picture; the aim is a kitten who prefers the post, which is achievable because a good post genuinely is the better scratching experience once she has sampled both. If she ignores the post entirely, change one variable at a time, moving it to where she actually scratches, trying a different surface, or checking its stability, since refusal nearly always means the post is wrong in some practical way rather than that the kitten is defiant.
Consistency until it is simply what she does
Redirection works only if every person who sees furniture scratching responds, and responds identically, for the weeks the habit is forming. Put the rule and the treat location where the household can act on it without discussion. KinsLe Care Teams helps hold that line by including scratch redirection in the shared care duties for her, so whoever is in the room knows the post, the reward and the routine, and the kitten's good habit gets the same reinforcement from everyone.