So you've made the switch from analogs (traditional cigarettes) and entered into the vast world of vaping.
I had tried to quit smoking many times. I tried going cold turkey, the patch, the gum, hypnosis, the pill, and even a mild form of shock therapy using a rubber-band on my wrist. I could not quit. I hated cigarettes, but I did not have the willpower to quit using them.
Hardware If you are not a heavy smoker, try a disposable electronic cigarette first. They are cheap and you can try a few flavors you might like. They are easy to use and there is no mess or e-liquid to fill. There are a million and one choices so find a reputable brand and try several...