How old is roof, mechanicals, FFE? 

The home needed a lot of work including roofing, windows, siding , kitchen, baths, and mechanicals.

Beginners I would say, meaning first-time flips, are below 50% for sure because you never hear from the failures again.

And in underground parking is mechanical's.

If I had tried to scale my business before I understood what was required in hiring marketing expertise I would have made the same mistake as my friend of hiring a “generic” on line marketer and probably ended in failure. 

Know this: the #1 reason why landlords fail - failure to manage to the lease (source:  American Apartment Owners' Assn). 

Or is it in a cellar or other mechanical-room area?

- We have 5 to choose from, depending on the property and feedback.On another note, what is your PMC doing to secure the property against squatters and theft of mechanicals?

How will you collect rent when the building's mechanicals are stolen again?

I go to a shop and pay them, because I don't trust my mechanical skills, even with something as basic as an oil change.Any tax preparer anywhere, including franchises like H&R Block, should be able to prepare your taxes correctly.