Writer fails to identify persuasive v. mandatory cases. In Case A, . . . In Case B, . . . In Case C, . . . Synthesized principle is too broad.
Synthesized principle is too narrow.
Writer tries to analogize cases that are not analogous. Writer fails to find common theme running through cases. Writer doesn't consider date or jurisdiction of cases being analyzed. Writing is unorganized. You cannot write a good memo until you understand what you are writing about.