The dress code is the same when you are looking at houses as it is at Casinos or Neiman Marcus. 

While I worked at the IRS for a couple years, I got familiar with the Internal Revenue Code ("IRC").

I think you would benefit more from filtering your list- Location: Only use zip codes interested in areas investing in.. which areas are you looking at specifically? 

And having personal knowledge about how Oregon is pretty intense on enforecing these business and professions codes ..

There is nothing worse than getting stop work order from Code Compliance or losing a sale on a home because you failed to pull a permit.  

Does anyone have experience with this market  and have suggestions for specific zip codes to buy, property management companies, and agents? 

Market to landlords who are at eviction court or have been cited for code violations.

The biggest considerations when I added 6 bathrooms in there:-Check if the electrical is up to snuff and will distribute to current code across many residential units, as opposed to when it was used as a factory under limited circumstances.

The pre-manufactured home I have in mind is going to be built to my local code before it ships, so I'm not concerned about the building itself.Outside of my underground MEP connections, are there any others that I must have besides my general building permit?

Hi Nathan,Welcome to Biggerpocket, I'm up the street from you in the 17402 area code.