To convert a smart playlist to a regular playlist, drag your smart playlist from its place in the Library list to the "Playlist" label (at the top). Once this is done, a new regular playlist will be created with the contents of smart playlist. Of course you'll lose the auto-updating smartness of the previous list, but the original playlist is unchanged.
kurly: This is a question relating to dynamic updating of SPL’s using the following criteria (as an example):
•Grouping Contains: .p/a.
•Grouping Contains: ...