User talk:3044Bill

=Additions to Sound Masking= You have recently made substantial additions to Sound Masking. Unfortunately, you did not provide sources or citations for any of the new and very specific material you added. Wikipedia works best with referenced sources. Personal knowledge and original research are not approriate for inclusion here. Can you add any source references to this article? Pzavon (talk) 02:56, 7 March 2009 (UTC)