OneDrive, Microsoft's file sync app formerly known as SkyDrive, lets you store your files online, edit Office documents in the free Office Web Apps, and easily access your online files from your PC.
Keep the revised proof on the task card for the next reviewer.
Your rework card points to the latest image or PDF proof, with the next reviewer clear when a shared file changes.
Sort new project materials where the team can find them.
Your synced work folder stays tidy as new files reach matching subfolders. A dated report shows which files need your decision.