Thanks, we've got it
You'll get a reply by email from one of us.
What we do with it
We look up the planning rules for your address, work out what that mounting would make in a year, and tell you which network operator covers the postcode. If the rules do not cover the spot you have in mind, that goes at the top of the email.
While you wait

A walled garden behind a house in Somerset. Open ground at about 30 degrees comes within one per cent of an ideal roof pitch.