Best to email them, you get a receipt that way
But again, they do not tell you how to do that with the form signed and attached. I can do it, but do not want back "this is not an acceptable way of sending"
Well how long have they been at that address? 20 years? 40? Surely you have it tattooed on your arm by now?
Yes, but with all the changes that have been going on I wanted to check they had not changed this as well!