Domains can be sorted by TLD (eg. .com, .net, .co.uk etc) or by selection. Click on the File menu and select Sort.
Domains can be selected using a number of options. Click on the File menu and then Select.
By - Select By a String
From Clipboard - Selects the domains that currently exist in the Windows clipboard. For example, if example.com exists in windows clipboard, clicking on From Clipboard will highlight example.com on screen.
Inverse - Reverse of the currently select. For example, if 2 out of 5 domains are selected, clicking on Inverse will select the other 3 domains and deselect the original 2.
All - Selects all domains.