There is no one size fits all answer for these questions since not everyone shares the same goals and circumstances. 

Circumstances change and you shouldn't be liable.

Perhaps the circumstance is far more dynamic than how I'm thinking about it.

I predict that in those circumstances MF asset prices will drop by far more than the 20% discount buyers are demanding now.

Using the right parameters and being disciplined protects you from emotionally driven markets under most circumstances.  

Thank you again for the uplifting comments.I did not go into detail on the names and circumstances of the homeless people I met out of respect for their situations and circumstances.

You can also plead a case to purchase another home bc of change in circumstance where you buy another home away from the current location to use the 5% down payment again.

Life circumstances have arisen and now need to spend sometime back in CA (2-4 months of the year).  

We have done this on a few midsize apartments and it has been a win-win all circumstances.

The math would look something like this.BEFORE TAX CASH FLOWNOI: $50,000Mortgage : ($35,000)Cash Flow : $15,000AFTER TAX CASH FLOWNOI: $50,000Interest: ($5,000)Taxable Income: $45,000Tax Rate: 37%Tax Liability: ($16,650)Before Tax Cash Flow: $15,000Tax Liability: ($16,650)After Tax Cash Flow: ($1,650)As you can see, in these circumstance, a before tax cash flow doesn't answer the entire story.