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.
Add readable photo text to requests before the approval handoff.
Give approvers the text from a linked document photo right on the request, with unclear passages marked for a closer look.
Add follow-up files to the original approval item.
Your reviewer sees missing files on the pending approval item, even when a requester adds them after the review starts.