Share 'Writing to your MP and local advocacy - advice?'

There's an 'advocacy toolkit' available from ACE which encourages arts organisations to write to their MP about why the arts matter.  I'm working on advocacy for Metro-Boulot-Dodo in Leicester, and I'd be interested to know if any similar organisations have written to their MP about the funding cuts, whether they've had any response, or had any successes with local initiatives to raise the profil…