You can certainly fix up your own spaces (I'm personally finishing my own basement); however, there is an opportunity cost associated with DIY work.

I'm trying to do my due diligence in examining the Condo Association's finances and would greatly appreciate your take on my situation.For the 3 years for which I have Budget data, the Condo Assoc. has been, or is projected to be, over budget (an Operating Fund Deficit) of 6% (2016), 0.5% (2019), and 1.2% (2020). 

You also have a ton of ancillary staff that are associated with hospitals as well.

There is no fees associated.

The Massachusetts Association Realtors (MArealtors.com) reports only sales via the three MLS services in the state, giving us a view of the retail market.

Too often people fail to consider a) the purchase of stocks/shares as a huge driver of overall savings, and b) the opportunity costs associated with sinking that money into stocks.

Get into a group in your area from BP members in your area, meetup, or a RE association in the area.

For local education and networking join the Georgia Real Estate Investors Association. 

So in your 45k example, if it was 12% interest, that's 1% per month, or $450 per month for 3 years, and the $45k due back in 3 years.I also did another one where it was $90k lent to me, and $110k due back in one year.I can't comment on the nationwide stuff, in general private lenders are friends / family / business associates that you personally know.  

Similarly, value adds can significantly change the cash flow, especially when not associated with a refi.