Sell potato chips and other grocery items that are slowly decreasing in quantity, but rising in price.

In a disaster scenario like that of 90% depreciation in price I would probably be more worried about guns, ammo, food, water, etc not my real estate portfolio =D.I use income decrease of 10, 20, 30 % based on how solid I believe the market is but I would say that if you have to use 40% or more then your market would be highly volatile and you may have to reconsider your stability of your income if we're talking about rentals.

I was always under the assumption that a pull on your credit will decrease your score, but only by a few points?

The more research you can do and hand-off to them in a clear, organized, format, the more you can save on lawyer fees by decreasing their scope of work.Again, every municipality is different, but the approval process for a rezoning typically involves an informal meeting with the City's staff, a formal application, and a few public meetings such as a neighborhood committee, a zoning review board, and the City Council meeting.

One of the comments made by Jonathan Cope recommended "Enjoy the decrease in credit risk offered by government now assuming the payor position."

And, yes, depreciation will decrease the book value of assets for your net worth, unless you have an appraisal to show market value. :)  

. , first off, obviously you realize there will not be any positive cashflow since you'll be occupying one of the units, decreasing gross income by at least $590/month, right?  

That could potentially decrease your monthly cashflow quite a bit.

If you work with a customer service based email marketing company, they will help you figure out ways to decrease the emails getting trapped in spam. 

If you wholesale it at $138k, the budget for rehab decreases even further.