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.
Name missing supplier contract files for the requester to provide.
Your requester sees exactly which contract files are missing, while the approval stays in correction for follow-up.
Check product quotes for unresolved internal objections before sending.
Your sender can see whether a quote has cleared internal review before it goes to a customer. Missing sign-off stays on the document for follow-up.