This may have been covered already, but no harm in mentioning again given the potential importance:-
Further to the online survey, launched in December 2003, the BBFC have announced details of a wider public consultation, with a view to releasing new ‘classification’ guidelines towards the end of 2004.
See News, News Releases at http://www.bbfc.org.uk for further details.
It probably won't make any difference, but if you do not contribute, then it definitely won't. Also, you can be sure that the ‘moral minority’ will have their say.
If anyone can think of any other appropriate sites, forums etc. to post this information to, then please, spread the word.