My partner and I would run and complete all construction and inspections.Has anyone had experience with this and if so, does anyone have a GC in TN that may be interested in this opportunity for hands off passive income?

Pay the mortgage completely(I think he heard Dave Ramsey's advice that it is better to fully pay your house first before doing investments).Thank you. 

Would you recommend this strategy for my first property or should I complete a fix and flip first to get familiar with what all goes into rehabs?

Replaced the carpet with hardwood floors & new trim, painted all the walls, and completely renovated the bathroom What was the outcome?

The new PM says this isn't something they can help with and won't be getting involved, so I feel completely let down and abandoned by the old PM, and at a loss as to what to do. - Is this a reasonable stance for the original PM to take?

Pain in the you know what, but completely within the bounds.

This company is completely on the up and up and is NOT a guru run operation! 

I have recently been gifted my great grandparents home and it's going to be a complete gut and renovate costing approximately 150k.

Whatever is stored on the shelves will mostly cover it.If it's no longer used, you could remove it completely.

Their applications are the longest and have short time frames for work to be completed.