Bad customer & after service

<p>Carport build end September beginning October.Waterproofing and bad workmanship issue. 3 Call outs for carport leaking when it rains and concrete that was too weak. Carport still leaking. Suppose to have 1 year guarantee. What is that worth.Building inspector called meeting with owner to discuss issues for example too little brackets, wrong nuts and bots use& waterfroofing . Owner refuse to attend meeting. "Don't make your problem my problem. Definately won't recommend. Removing advertising board from my property. After service sucks...</p>