
Attachments live forever in inboxes. A better approach is an expiring link with a password, so access ends when the work does.
See sharing options and the security overview.
Email is a poor place for contracts and IDs. Use expiring, password-protected links instead.

Attachments live forever in inboxes. A better approach is an expiring link with a password, so access ends when the work does.
See sharing options and the security overview.