A customer wants to automate a series of three emails as part of a Membership...

For a Membership Renewal drip campaign with a master audience updated in real-time:

Filter Activities: Use Filter Activities to segment the master data extension based on the renewal date criteria—one month prior, one week prior, and on the renewal date.

Send Activities: Follow each Filter Activity with a Send Activity targeting the specifically filtered audiences, ensuring that each email is sent at the correct time relative to the member's renewal date.