You can download a Segment of your database by using Grab.
Here's how:
Create your Segment first, then Grab the results.
Select Immediate for your timing.
Add in your Campaign name and select the Download (CSV) option in Communication Method.
On the next page you'll have the option to review your campaign settings and how many contacts will be in your download. Contact Manager will remove anyone who is marked as 'Do Not Use' or their status is 'No Longer Here'.
Hit the 'Download Campaign' button and the data will be securely sent to your registered email address.