Now... just to find the time to do this properly. Thanks everyone for the comments and thoughts; please feel free to add a few more as I aim to venture beyond vanilla.
Interesting sidenote; while on my week long business trip to the northeast last week, her comment as I was leaving was this unexpected tidbit: "I want you to do something for me while you are away... daily, bring yourself to the very edge, but don't cum. See you next Friday..."