Which dommes, if any, use some trickery or deceit to get some things or get consent for some things or to steer a session her way? Or, do dommes try to be mostly hnnest and straightforward in terms of having sessions go the way discussed?

Which dommes, if any, bring in ideas or parts of scene, not discussed, based on the idea that the sub/guy probably or ought to go for it and try it to see if he will like it or appreciate it?

If you are a sub, has any domme tricked or deceived you in some way, to get what she wanted in a session? Was it a good thing or a bad thing? Did it ruin things so you never saw her again, or did it create adventure and excitement and the desire to see her again?