Answer team questions, send notes, open channels. Every one is ready to run, and you can adjust it in plain language.
Remind creative owners to update deliverables before due dates.
Owners get due date reminder emails, and your project lead sees who has not posted an update by the milestone cutoff.
Check review requests and confirm each reviewer handoff.
Your reviewers get the asset and instructions in chat, and you get confirmation once their request goes through.