Know when a mark needs attention and when to leave it
A small mark may need a careful response, a specialist or simply a different level of attention.

A mark on furniture often becomes most noticeable immediately after you discover it. For a while it seems to be the only thing in the room. That is not always the best moment to choose a repair product. Pause long enough to identify what is actually marked: the surface finish, the color beneath it or the material itself.
Start with the maker's care information, if it is available. The same-looking surface can have different finishes, and a product suitable for one may damage another. Avoid stacking several remedies in succession because the first one did not work quickly. That can make the original problem harder to assess.
A loose fragment, lifting veneer, deep gouge or unstable joint is different from a light cosmetic scuff. Do not disguise a structural or material problem with color. If the furniture is valuable, old or finished in an unfamiliar way, a qualified furniture repairer or conservator can help determine whether intervention is appropriate.
For a minor mark on a known modern finish, ask the manufacturer whether a specific touch-up method is supported. Follow the product instructions, including any test in an inconspicuous place. A close color match in the container may look different when dry, and adding pigment can leave a darker patch that draws more attention than the original scratch.
Look at the piece from normal viewing distances as well as close up. A small mark on the lower side of a table may be invisible from the places where the room is used. That does not mean you must like it, but it gives you a more proportionate basis for deciding whether repair is worthwhile.
Sometimes prevention is the useful next step. Move an abrasive object, add suitable surface protection or change the way a heavy item is lifted. Use pads or mats compatible with the finish rather than assuming any soft material is harmless when left in place.
Furniture accumulates evidence of use. Some marks belong comfortably to that history; others need attention to stop further damage. The distinction is more valuable than a promise that every blemish can be erased in a few minutes. A restrained response leaves more options open if skilled repair becomes necessary later.