Check out the courses at: https://securitycompliance.thinkific.com
Here is the POAM template I was looking at:
PM-4 PLAN OF ACTION AND MILESTONES PROCESS
a. Implements a process for ensuring that plans of action and milestones for the security program and associated organizational information systems:
1. Are developed and maintained;
2. Document the remedial information security actions to adequately respond to risk to organizational operations and assets, individuals, other organizations, and the Nation; and
3. Are reported in accordance with OMB FISMA reporting requirements.
b. Reviews plans of action and milestones for consistency with the organizational risk management strategy and organization-wide priorities for risk response actions.