So I decided to stop wasting money on prefilled cartomizers and got some sample liquids from sweet-vapes.com. I ordered 100% PG because that's what I thought was already in the SmokeTip cartos I had ordered. I am very happy with the flavors -- far, FAR tastier than the pre-filled cartos I was using. But, vapor production seems rather small. If I do a mouth hit I get some vapor, but inhaling makes it disappear and nothing comes out when I exhale. I still get the "throat hit" and nicotine, th