One of the most popular email services, Gmail keeps track of all your emails with threaded conversations, tags, and Google-powered search to find any message you need.
Email account managers the signer list and invitation time.
Your renewal agreement reaches the right signers before its deadline, and you get an email showing who was invited and when.
Label client questions needing a reply and account updates by purpose.
Spot emails that need a reply or other attention, while your remaining inbox messages get labels that explain their purpose.