the only current permission is creations.reputation.IgnoreCD
you can change permissions in the config.yml
only admins can delete reputation from a player by right clicking the gui block in the sent or received reputation screens, you can also use the delete command
Commands
All commands start with /reputation <command>
delete <repid> -- you can get the id by checking the received section on the player
reload -- reloads sql and message configuration files
menu <Player name> -- if no player name is given it will just show the command senders reputation