I had an email today confirming that the email I sent to Mr Cameron is being looked at. So it's a start. You can read the email I sent to Mr Cameron here. The email I got back is below.
1O DOWNING STREET
LONDON SW1A 2AA
I am writing on behalf of the Prime Minister to thank you for your email of 21 May.
Your email is receiving attention and a reply will be sent as soon as possible.
Direct Communications Unit