valentijnme... you seem to have a lot of questions, which is good, BUT, it seems as if all of your questions are fishing expeditions to find some loop-hole in the rules.
Here is some good advice to live by: "It doesn't er WHAT THE REASON, if it is against the rules.... don't do it"
I think that is fairly succinct and easy to attain.
Its not class or ideology, color, creed or roots, the only thing that unites us is Dr Marten's BOOTS!