Men's favorite oral tricks?

Constructive discussions on Oral sex enhancers:

Relaxing for Oral Sex
I have a hard time relaxing when a guy goes down on me. I feel very self conscious and kind of selfish. Even when a guy reassures me that he enjoys...

Rimming For The First Time
My boyfriend has expressed to me that he would like for me to give him a rim job. Although it isn't a turn-on for me I would like to do this for...

My Incredibly Sensitive Gag Reflex
I was giving head recently, and I started out with my usual technique of using my hand on the lower part of the shaft while using my tongue and lips..

Before receiving oral, do you need to freshen up?
If your partner wants to go down on you in the middle of the day, do you call a halt and go freshen up first, or let him/her taste you on the spot?

After oral, swallow or hell no?
Swallow after oral?