Ace Pelizon Plumbing was called out on a dryer vent disconnected. Ace Pelizon Plumbing found dryer vent secured with electrical wire under house. Found leaking toilet when flushed. Found cracked cast iron vent /toilet connection Ace Pelizon Plumbing will re connect existing dryer vent using p tape and securing with screws to sub floor. Customer declined pull and reset of toilet leaking when flushed. Informed customer of cracked vent and toilet San tee connection. Customer declined to repair this issue. Informed customer that sewage can flood under house if there is a stoppage downstream from this line. Verified dryer vents to exterior.