The main principle of hypnosis is to put the subjects into a suggestible state of mind and an implant the desired suggestions. In some cases, you do not want your subjects to be aware that they are being hypnotized.

Hypnosis is most effective, if someone is relaxed and tension free. It helps if they are in a relaxed state of mind and in a comfortable atmosphere.

When you are hypnotizing someone voluntarily, you can simply ask them to a cooperate. Have them try to become aware of the areas where they are tense and focus on them. Get them to concentrate on relaxing.

When you are trying to secretly hypnotize someone, you can still try to reduce tension and get them relaxed. Avoid places where there are distractions such as loud noises or bright lights.

The secret to hypnosis is in getting someone to focus inwardly and enter a trance or state of suggestibility. Once they are in a trance, you can begin implanting suggestions.

There are many courses and books that will show you the secrets to hypnosis. You can also find these secrets at websites such as hypnosis-x.info, or by searching the Web.