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.
Open one review per manual revision with changes and prior sign-off.
Your document review and approval process has a clear next step: a linked task with the changes and prior decision for the revised manual.
Link a revised SOP to its new review and earlier approval.
Your quality manager gets a linked SOP review showing the new step and required sign-offs before the revised procedure can be released.
Share the exact report revision and record who received it.
Your reviewers get a link to the right report revision, and you see who can open it and where delivery needs attention.