The ability to add feeds (singular and multiple inside of the email builder so the email can pull the last "X" amount (ability to set the amount) from each feed to use in an email campaign without having to use the RSS URL within the send function so that we can include feed(s) in our other email campaigns on not just an automated RSS email campaign. But currently you can not set the URL(s) for the feeds in the email editor itself only when you are sending the email and you have to select RSS as the type of email you are sending.