| AddLookup(MFIdentifier, MFIdentifier) | Adds a lookup to the passed property value. Creating it if it doesn't already exist. |
| AddLookup(Object, Object) | Adds a lookup to the passed property value. Creating it if it doesn't already exist. |
| AddLookup(MFIdentifier, ObjVer, Boolean) | Adds a lookup to the passed property value. Creating it if it doesn't already exist. |
| AddLookup(Object, ObjVer, Boolean) | Adds a lookup to the passed property value. Creating it if it doesn't already exist. |