Well I have had alot of trouble over the past let say month. I ordered a AVSv3/UFS from the Australian site and received it no problems great service and very helpfull. Order my SS GGTS with charger and bats as well no problems pre ordered from above no problems. Had alot of trouble with my 100% VG juice that I love. I the process of constantly taking it apart because of this I stripped the threads on the plastic window. It stayed together with the O-Ring so tried 100% PG no luck just could'nt get it right tried PG/VG 60/40 just coul'nt get it right. Just received 1 hr ago my stainless steel replacement window from COV took awhile because of the Canada Post strike and some VG/PG 60/40 juice from Vapors Kitchen. Clean it all up put a new bat filled it and started to vape I havent had a problem yet and I have been vaping my brains out I can't be happier oh i am using LR 510 1.5 ohm atty from Happy Vapor I think I have finALLY FIGURED IT OUT THANKS SO MUCH FOR YOUR HELP AND PUTTING UP WITH MY RANTING THANKS EVERYONE.