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.
Point campaign review tasks to the latest proof.
Your review tasks point to the latest proof, with a comment naming who saw the previous version so the next handoff stays clear.
Attach the current campaign proof to its review task.
Your reviewer sees the current image or PDF proof link and revision on the task before deciding.
Post access checks on campaign proof tasks before reviews are due.
Your approval task shows whether the reviewer can open the current proof before the due date, with a request for a corrected link when needed.
Flag campaign proof changes before a late approval moves forward.
Keep reviewers aware of changes to a proof before they act on a decision. Your task shows the mismatch and asks for confirmation.