"Valuable clues" refers to important pieces of information or evidence that can help solve a problem, mystery, or puzzle. These clues are significant and hold worth in finding answers or reaching a conclusion. Full definition
Employers will often provide valuable clues about what skills they are looking for within the job description itself. (levo.com)
In this way, it remains virtually pristine and could hold valuable clues about the origins of the universe. (discovermagazine.com)
It's very important to read the signals contained in your dog's poop, because they can provide valuable clues as to just what's going on internally with your pet. (petpremium.com)