we cleaned up the exterior, painted interiors, added LVP flooring, bbq pits and picnic benches What was the outcome?

having an incredible onsite manager, adding colorful flowers to perk up the curb appeal, paint the windo shutters to make them pop and renovate the interiors.

A couple 6' boards and paint for something like $500.

New kitchen, flooring throughout, and new paint throughout.

Our office manager argued that all the proposed repair such as drywall, floor, paints, doors, windows, thermal and moisture protection treatment, etc are part of the tenant responsibility.

I can help you ballpark your ground up builds or renovations, or ad hoc questions like "What does tile/flooring/painting cost in $/SF?". 

Taking some of that space for the bedroom would only require framing in a non-load-bearing wall, closet, and bedroom door, plus adding a few electrical outlets/switches, and then finishing with insulation, drywall, paint, and trim. 

Painted the buildings and Managed the property myself.

I’ve heard that rolling paint provides for a better looking finish over rolled.  

I've never heard of a painted driveway.