The present invention relates to a mechanism for sharing and retrieving multimedia messages saved in the multimedia message box. Using this mechanism, the multimedia message service client is able to set the access level (Public, Limited, private) for the multimedia messages saved or uploaded to a multimedia message box. If a multimedia message to be shared, received a grant access to the message of multimedia message service client is able to receive the notice Access. When the multimedia message service client requests to view the message, or search, multimedia message service relay / server checks whether the client is allowed access to this request. If the access is allowed, the multimedia message service relay / server to permit access to the client message. The present invention also allows the multimedia message service client can retrieve the multimedia messages of other users. Search domains may be limited to a small set of users of multimedia message may be extended to all users. The multimedia message service client that owns the multimedia message, you can change the access level at any time, you can notify the relevant departments. Multimedia messaging service, access is allowed, the access permit conditions