Keep in mind that many of the things that can be done in PowerShell are simply interfaces to existing non-PowerShell methods. Auditing, in a Windows environment

Keep in mind that many of the things that can be done in PowerShell are simply interfaces to existing non-PowerShell methods. Auditing, in a Windows environment, generally falls to the local security policy and/or group policy defined on a domain level. PowerShell can be used as the glue for the various aspects of the system that can be audited but Powershell by itself is probably not the best tool to accomplish what you need.