Google Contacts, the address book built into Gmail, lets you keep track of all your contacts, see when you last interacted with them, and more.
Log supplier agreement values and dates from shared files.
Your team gets a linked tracker row and a contract summary to check when someone shares a readable contract file in chat.
List missing supplier contract files on the original approval request.
Your requester sees exactly which contract files are missing, while the approval stays in correction for follow-up.