I use many different techniques to tie, tease, torture and dominate a submissive. I also have a range of different toys and implements with which I can carry out even more extreme fantasies 100% safely.
However, it is never one specific technique or method itself that makes a session perfect. Different people enjoy different things and therefore it is your fantasies and wishes that matter. Anything that feels unappealing to you is not even worth trying.
If something on the following list sounds interesting or arousing it may be worth giving it a go: