When your SHMS is questioned, reviewed or tested, you can show exactly how each obligation is controlled, who owns it, where it sits in the system and what evidence supports it. No scrambling to reconstruct an explanation under pressure, the answer is already there.
You get a prioritised list of what to fix first, not a long inventory of findings with no path forward. Each item is specific enough to assign, track and verify, so improvement work starts immediately instead of stalling in another planning cycle.