Reporting is an essential element of POSDCORB.
Be clear in what you are doing for your organization.
Clients tend to underestimate Reporting.
Reporting - Organizational
Reporting - Individual
At the organizational level, periodic assessments may be essential. Reporting enhances the planning and budgeting processes. The POSDCORB "patterns" are interrelated.
At the individual level, reporting helps with control. Consider: Do you have a stated Plan? Are you reconciling with your bank account(s)? Are you portraying your situation with others? These are just a few questions ti ask among many organizational patterns.