Shorter, more frequent puffs are often more efficient than long, "power draws." Additionally, keeping the device away from extreme cold will help the battery maintain its charge longer, as cold temperatures cause lithium-ion batteries to drain more quickly
Common brands of butane include Xikar, Colibri, Lotus, and ST Dupont
Small amounts of condensation can sometimes appear around pod devices, but persistent leaking, gurgling or spitting can be caused by temperature changes, storage position, drawing too hard, a damaged pod, or liquid collecting around the mouthpiece or contacts
It's tough for me to balance all of this together in an easy-to-follow manner