User-defined types (UDTs) that were created in an instance of SQL Server have dependencies on common language runtime (CLR) assemblies. If you use the Transfer SQL Server Objects task to transfer UDTs, you must also configure the task to transfer dependent objects. To transfer dependent objects, set the IncludeDependentObjects property to True.
here:
http://msdn.microsoft.com/en-us/library/ms142159.aspx
for
FKs you don't need this option
