Use the Security Lock on an appointed article and the article will enter into a protected state. The protected article cannot be traded, abandoned, mailed, sold in a stall, sold to an NPC or dropped upon death. If there is more than one article, the articles of the same type will be the protected whether they are placed together or not. (The expiration period is 30 days real time and is not related to the player’s online hours. The time will be counted once it is used.).This lock could protect articles on land, but not consuming articles.