How do I further refine a segment?

Once you create a segment, you can break the segment down further, using the backers in the segment as a starting point.  

To refine a segment:

1. On the menu on the left, click Segments.
2. Click the segment you want to refine.
3. Click the Duplicate button at the top.
4. In the Segment Name box, enter a name for the new segment.
5. Under Choose Filters, click Add Another Filter and select the filter you want to use. For more information about the filters, see What filters I can use to split my backers into segments?
6. Click Filter Backers to see a list of the backers in your segment.
7. Click Save This Segment.