being able to use it around my asthmatic 5 year old son without feeling guilty.
saving easily $100 a month when compared to cigs (and yes that's including the price of all the hardware, and i have alot lol)
being able to run several miles at the gym without hacking a lung up
not smelling like an ashtray
knowing i'm not putting carcinogens into my body or the air around me
actually knowing the $1.00 i spent on air fresheners for my car wasn't a waste
not having to roll my window down in the rain while driving to "smoke"
not having to stand outside during the middle of winter and freeze my *** off for nicotine