Thank you for the feedback! Can you provide me with a little more detail as to what you're trying to achieve? Our system requires you to select all lists you're wanting to send to, so if there is a list you do not want to send to, you can leave that unchecked. ... View more

Thank you for the feedback! We currently offer this functionality with tags and being able to include or exclude by tags on the scheduling page for your campaigns.   You can find more information on this on our Knowledge Base.   In your scenario, you can have your Members List and tag all your contacts within that list with a Donors tag. If this isn't the specific functionality you're looking for, please let us know! ... View more