Readers are advised to seek professional advice.

Since you're in Europe and can't visit the property, you can hire a professional third-party home inspector or a local property manager who offers property evaluation services.

Readers should seek professional advice.

So let's start with your point #1 on listening to the professionals. 

It will be a quality, move in ready home for a first time home buyerDid you work with any real estate professionals (agents, lenders, etc.) that you'd recommend to others?

Always get professional inspections and understand the local market.

These agents often have exclusive access to properties that aren’t publicly listed, and networking with them increases your chances of getting the first look at these hidden gems.Build a professional network Build a professional network of wholesalers, contractors, and investors using real estate forums like BiggerPockets.These real estate professionals often know about potential sales before they become public.

Professionals dont work cheap , or fast .Well when dealing with a licensed , professional contracting company  , We have to follow the laws of our state .

For LTR, these are generally passive and can't be written off against active income unless you're a real estate professional.

And I don't really know how the price of what I've done stacks up against other offerings (including professional installations).