This also applies to a vanilla relationship, but there isn't necessarily the same impetus to keep communication flowing.
I would define myself as submissive masochist.
A necklace or special ring are popular choices.
What does a sub mean? What might one look like? Are there any activities that you can think of that can be modified for long distance relationships? So, do you think you are submissive or dominant? I wake up in the morning, generally an hour before he does.
A Dom may feel guilty always taking, but they need to remember that most subs want and need to be used sexually.
If you can't review it objectively, have a friend read it and give you some constructive criticism.