Full quality assurance audits are expensive when they are the only assurance mechanism. Sampling a few high-impact controls each month catches drift while it is still cheap to fix.
Pick controls that protect money movement and customer trust. Document how evidence is captured so a new reviewer can continue the cadence without reinventing it.
Escalation rules prevent sampling from becoming busywork. If an exception appears twice, it leaves the sample list and enters remediation.
Autotechsolutions often pairs a baseline operations QA audit with a sampling programme so findings do not age out between leadership reviews.