Submittals in construction refer to the process of submitting shop drawings, product data, samples, and other materials to the architect or engineer for review and approval before construction begins. This is essential to ensure that the materials and products used in the building meet the specified requirements and standards. It is a specialized skill that requires attention to detail, knowledge of construction materials and processes, and strong communication and collaboration skills. The submittals process helps ensure the project is completed on time, within budget, and to the desired quality standards.