and frankly it is not really possible to work in there in the current conditions. all of the bad air in the place needs to be moved out of there some way or another and the pipes need to get cleaned so that every thing flows the way that it is supposed to flow. at the moment you have a really difficult situation and there is not much that i want to do there until he gets that sorted out.
of course the rest of the job is relatively straight to the point. it is a matter of time and money, specifically walter needs to figure out what he wants to 