Blu Cigs have the worst customer service ever!!! They put my order (for 2 refill carton cartridges) on a 4 week back order without even notifying me! I just happened to be browsing the site when I saw the 4 week back-order notice, so I decided to ask them if it had effected my order that I had placed a week earlier. Sad thing is that I placed this order before any back-order notices were posted to the site. Below is an excerpt of my letter to them: I shouldn't have to wait 4 weeks just to start using your product consistently without... read full review »