Select rows, write once, and let each message fill itself in from the row it is going to. The consent gate, the suppression list and the unsubscribe footer are the ones the rest of the product already uses.
Included on Growth and up
Merge tags pull from the board, so one message reads as if you wrote it for each family.
Every recipient goes through the same gate as every other commercial message Imaginess sends.
Sent, opened, clicked and not-sent are four different numbers, and the last one has a reason.
Campaigns use the same delivery queue as receipts and password resets, so nothing competes and nothing is duplicated.