Google Drive is Google's file sync app that lets you store all of your files online alongside your Google Docs documents, and keep them synced with all of your devices.
Share a folder of the week's video references for creative review.
Your creative team gets a shared folder of playable videos, with a source index and download results on the weekly list.
Give the crew timestamped notes from shared recordings.
Get a transcript with speaker labels and timestamps in your team's request thread, or a clear reason when it cannot be shared.