12 Beign familiar with key drafting principles, instruments and tools, is critical for managing a project, because: It allows to you to discuss with the A/E professional the quality of the project. It is essential for fully understanding and or/interpreting the project. You could understand and use a language or a system that leads you to having a full understanding of the project documents. That way you could become responsible for the project. That would help you in a quality control process