Twelve checks per certificate at 15 to 30 minutes each is where a compliance program dies. Here is the full list, and which four you can skip if you only have five minutes.
Limits tell you what a policy pays. Experience modification rate tells you how often that vendor's crews get hurt, and it is the one number worth asking for.
A policy expires in March and the file still reads compliant. The claim arrives in September. Here is how the exposure builds and what the arithmetic looks like.