Extended Security options.
People should be able to choose what the ban option would do.
eg.
Add ban country
Custom ban period
Remove/ban Ultrapeer
Filters
Pernament filters with advanced options.
-Add filters for terms, SHA1, Filesize, Vendor, Type, Score, Rating, Information, Speed
-Add advanced options to the filters, e.g. numbers to have an interval and include "AND", "OR", "NOT" and other logical search operators
-Add preset filters for adult content
-Add preset filters for known bad files (like
these, note that "Skrabemand" isn't an actual word but two random danish words pulled toghether)
EDIT:
http://www.phex.org/wiki/index.php/Filter_System
Here's a guide to set the filters options for size, filename, filetype, SHA1.