2. Change the All or One filter to allow selection of multiple types, where All selects them all.
From the article:
"The MoD insisted it is merely bringing up to date a disparate set of by-laws which were first introduced in 1892, and seeking to bring about a “layered” set of legislation which will increase public access to some military land."
Draconian? LOL! I can't believe they let people in there at all. Furthermore, most of the rules seem to come from the groundskeepers, not spies.
In the U.S. they put up fences and shoot people who go inside.
I understand exactly how you feel. If you are as competent as you sound, find a new job and then leave. Make sure the new place is more stable, so you can keep your conscience clear. BTW, +1 for having one.