makes about as much sense as me standing in McDonalds drive thru blocking traffic demanding everyone stop buying burgers so I can force McDonalds to discount burgers 20% due to lack of buyers....All these people howling there needs to be more rental units so rents are cheaper. 

Louis as you know can be very block by block and requires some inside expertise in order to ensure a profitable investment.

Neighbor letter campaign (but there are no nearby towns)5.

That's my mental block.

During the first year, my tenant failed to pay rent on time and sometimes we had to threaten him with eviction letters.

NOW, if there was a recent storm that cause a sudden leak resulting interior damage you may not have much of a leg to stand on because HOA was not neglegent in doing timely repairs, it just happened.Now if you think they should repair but they won't you will have to sue your HOA (yourself also since you are an owner) Once they board and HOA recieve the letter from your attorney, they will likely just settle and fix your wall inside since it will be way more costly to defend and it may raise they HOA insurance next year, thus passing the cost to you via your HOA dues.

Areas like Fountain Square, Bates-Hendricks, and Irvington have seen revitalization, but you’ll want to do your homework on specific blocks.

If your current guest calls Airbnb or Vrbo or wherever they booked, the platform will cancel and block your calendar anyway until you can prove you are free of bugs. 

One thing is upper darby Varys block by block so definitely scope out where your buying cause some parts are worse then others.

Loan:$20k down, 3 year balloon, 4% interest amortized over 30 years.Sale: $727,000This was a 4 unit property located a few blocks from the beach in Panama City Beach Florida.We decided to sell due to the amount of work needed with no renovations and sold for $727,000 less than a year later.