If you were to read through the Chapter 3 Building Planning in IRC you would get a pretty good idea of many of the basic requirements.The best way to learn this quickly would be to take a general contractor test prep course. 

(I have no interest in owner financing)-Got contractors who know how to get a home to Section 8 code?

Lots learned from this one and excited for the next opportunity.Timing the market, timing and relationship with the city, relationships with contractors and lenders.

The contractor seized doing the work and I believe has placed a mechanics lien on the property.

I've had my contractor pour a leveling liquid over sections of floor and then run LVP or carpet overtop to correct for a few inches (1-3 inches) in drop in a room or two.

They should be able to give you an idea of what needs to be done vs. what can wait and rough estimates/recs for contractors.

I just had my general contractor do the same thing as a public adjuster would do.

Our strategy is to find properties in the Germantown, Logan and Olney areas of Philadelphia that need renovation, with the goal of holding and renting them out long-term.We’re currently looking to connect with experienced contractors who can help us accurately price out repairs and renovation costs for potential properties.

General Contractor?

Very few succeed with this model and those who do are the contractor types who are driving around in their work truck putting out fires all day.