Can quit smoking with electronic cigarette?

Generally people have turned to electronic cigarette precisely to stop smoking are divided into three categories:
1. Those who gave up smoking after a month or two, since they used the electronic cigarette, and then dropped it. Happy necessary.

2. Those who started fumuze since dropped the cigarette classic green tobacco and electronic cigarettes have become addicted. If paradoxical.

3.What who smoke electronic classic parallel. Negative case.