Know the system before relying on it
Competence today includes understanding the technology a firm uses, and clients in a tech-savvy market may ask about it. In a market full of technology professionals, clients may expect lawyers to explain what their tools do, and partners should be ready to do so.
Workflows are defined step by step, and each output cites its sources. A reviewer can see how a chronology or summary was assembled and confirm it line by line.