RCW 62 refers to the Revised Code of Washington, specifically a section that deals with commercial transactions. This code provides legal guidelines and regulations for various aspects of business dealings, including contracts, sales, and secured transactions. It aims to create a consistent legal framework to facilitate commerce within the state of Washington. The provisions in RCW 62 are designed to protect the rights of both buyers and sellers, ensuring fair practices in commercial activities. By establishing clear rules, it helps to minimize disputes and provides a basis for resolving conflicts when they arise.