So here is what I found by myself. There is a glitch in the software; if
you create an "Identity", it will override any "Submit By Email" or
"Submit Form". Unfortunately for me, deleting the Identity didn't do
anything and changing the Identity didn't do anything. I also found out
that sometimes the xml will override the email address that I put in
there. Again, unfortunately for me, my xml was fine (this narrowed it
down to Acrobat and Reader). What I had to do when neither of these
worked was ...