Guild:

.guildwarn @mention – Freya messages the mentioned user, usually for sending warning messages.
.setguildwarn <insert message here> – Freya sets the message for .guildwarn

Server:

.purge <# of messages to be deleted> – deletes messages.
.kick <insert reason why> – kicks a certain member.
.changepref <insert prefix here> – changes the prefix for bot usage. .say <insert channel here> <insert message here> – Freya will post a message to a certain channel.
.setwelcomechannel <#channel> – saves your welcome channel
.setwelcomemsg <message> – sets your welcome message for your server.