Microsoft Exchange Server is a mail server and calendaring server developed by Microsoft.
Send customer mailings and record each confirmed send.
Your mail merge goes out on the date you choose, using current spreadsheet rows. You get a send log and a list of rows to fix.
Send approved customer updates and flag incomplete contact details.
Your group mailing goes out from the team mailbox, with duplicate addresses skipped and a reply showing sends and exceptions.
Send approved customer updates and track each accepted send.
Your mail merge goes out from the team mailbox, with a clear account of sends, skipped contacts, and messages needing review.