|  LockObject | Locks the object. Returns True if the object has been changed on the server. | 
|  Post | Posts all changed values into database. | 
|  Refresh | Reads saved values, overwriting values in memory. | 
|  Undo | Undoes changes to field values that have not been posted. | 
|  UnLockObject | Unlocks the object. | 
|  AutoPost | If true, the database is updated immediately when the field value changes. | 
|  Comment | The link summary comment. | 
|  CreatedBy | The user who created the link. | 
|  CreationDate | The link creation date. | 
|  Field | The value of the specified field. | 
|  ID | The item ID. | 
|  IsLocked | Checks if object is locked for editing. | 
|  LinkedByEntity | The entity that initiated the link. | 
|  LinkType | The link type. | 
|  Modified | Checks if the item has been modified since last refresh or post operation. If true, the field properties on the server side are not up to date. | 
|  SourceEntity | The source entity object of the link. | 
|  TargetEntity | The source entity object of the link. | 
|  Virtual | Checks if this is a virtual item, that is, an item that does not have a corresponding database record. |