I still have a 9-5 with a very reputable local GC.

Take a second to think about it.IMO, this guy doesn't know what he is talking about and you should vet him again before the call and not put the stellar reputation that you have built up here at risk.

Does anyone have any advice on who is reputable in the short sale partnership business?

The seller is a reputable company that buys and sells dozens of wholesale properties per month.

As far as what piping needs to be used, it may be best to get a licensed plumber to inspect and give you his opinion (this might cost you some money).

I'm still looking for a reputable online direct marketing company that I can use, as well as a foreclosure/REO/investment property search site(s) like foreclosure.com, realtytrac...I was just hoping to get some sort of unbiased feedback of which sites to avoid and those that are a valuable tool to have.As always, your opinions are much appreciated.

What's the quickest way to burn bridges and ruin my reputation?

I would have to call around to find a plumber and schedule the visit with the time the tenant was home....u get the picture.

What is the best strategy for finding a reputable rehabber to provide quotes when I am scouting properties?

Invest out of state and find a good, reputable management company.