How does the clue it is not what you have it's what you don't have that counts help solve the mystery?

The clue "it is not what you have, it's what you don't have that counts" suggests that the key to solving the mystery lies in identifying the absence of certain elements rather than focusing on the present possessions. This could imply that missing information, objects, or connections are critical to understanding the situation. By analyzing what is lacking, investigators can uncover hidden motives or overlooked details that may lead to the resolution of the mystery. Ultimately, it highlights the importance of looking beyond the obvious to find the true answers.