We don't remove duplicates from the list
If you entered the same query twice we would not remove it from your list. When you do an export, the duplicates will be in there.
How do people deal with duplicates?
Charged only once per year for the same email
Rest assured, we only charge you once per year for each email. To gain a better understanding of how this works, including illustrative examples, please refer to this article: http://help.anymailfinder.com/basics/how-do-credits-work