House Security

In the security menu of the house sign, you can give other players certain privileges in your house. There's three levels of security:

Friends can do the following:

Ban other players, lift a ban
Lock down items, and release items locked down by themselves
Access secure containers, doors and teleporters with the access level set to 'friends' or 'anyone'

Co-owners can do the following:

Ban other players, lift a ban
Make other players a friend of the house, or remove them from the friends list
Lock down items, and release items locked down by themselves
Place secure containers
Access secure containers, doors and teleporters with the access level set to 'co-owners', 'friends' or 'anyone'
Place house add-ons
Rename the house

Owners can do the following:

Ban other players, lift a ban
Make other players a friend of the house, or remove them from the friends list
Make other players a co-owner of the house, or remove them from the co-owners list
Lock down items, and release items locked down by themselves
Place secure containers
Release locked-down items or secure containers, even those placed by other players
Set the security level on doors and teleporters
Access secure containers, doors and teleporters with the access level set to 'owner', 'co-owners', 'friends' or 'anyone'
Place house add-ons
Rename the house
Place barkeeps and write out vendor contracts
Trade the house to another player
Demolish the house
Change the house foundation style, hanger and sign
Customize the house (if the house is of the customizable type)
Change the house to Public or Private