Disagree Gny
I authored a number of directives for different CIG's, and I found that after trying many different methods to distribute that information, that the one method that began working consistently was notifying unit Ops (including Reserve units) and key stakeholders of the change, and direct them to the School's webpage, where it was easy to find and download as required.
Documentum is primarily meant to support training, not for interim procedure changes, and isn't the easiest thing to dig through anyway.