Yeah they tried that well if the lines are full and it backs up that will be 150 more and if there is a clog between the house and the tank that will cost more and if there is sludge that will be 150 and up and if there is baby wipes or "lady products" and lots of tissue that will be 250 more well I'm assuming all tanks have toilet tissue in it and I'm 61 years old haven't been lady products around for about 20 years idiot I told him he could leave and also he talked over me which just *** me off