one other fast way is to take a look in the help (VBA)
character or characters
there's in the help a list of all the codes
(a first 0-128 and a last one up to 256)
I think you confuse the question mark (?) with the discussed quotes ("").
Incidentally, your location is not a relevant consideration. In this this
connection, you might look at Bob's signature line used indicate very
explicitly his UK status..