:Class A Properties:Cashflow vs Appreciation: Typically, 3-5 years for positive cashflow, but you get highest relative rent & value appreciation.Vacancy Est: Historically 10%, 5% the more recent norm.Tenant Pool: Majority will have FICO scores of 680+, zero evictions in last 7 years.Class B Properties:Cashflow vs Appreciation: Typically, decent amount of relative rent & value appreciation.Vacancy Est: Historically 10%, 5% should be applied only if proper research done to support.Tenant Pool: Majority will have FICO scores of 620-680, some blemishes, but should have no evictions in last 5 yearsClass C Properties:Cashflow vs Appreciation: Typically, high cashflow and at the lower end of relative rent & value appreciation.

The worse thing a property owner can have happen is have the electricity and water turned off.

What about city tax and water liens that I believe are in a senior position to the first lender.

By the time basement had 2-4 inch water and started flowing on carpets.

IF the investment didn't make any sort of cash flow, and put me under water by a good amount every month, then I would highly consider selling. 

Pretty rare from what I see that cities allow or want this....turns single family neighborhood into multi family and most of the zoning people don't like this.Plenty of issues from their point of few of why they don't like it.....parking is one...now no one parking in garage, and potential for more cars...so now 3-4-5 cars in the street.More taxing on the water/sewer/trash/police/fire/city services.I wish you the best of luck with this. 

There are 2 main reasons 1) proximity to Mexico 2) water pollution, which is related to #1.  

He suggested spraying enzyme remover and/or 50/50 mix of white vinegar and water. 

There are 3 on the market right now that I like in the $430-$450k range, and 2 of them have access to a community pool. 

I remember one company I checked with about 25 years ago charged $10k per pole to run power to your property or on your property.Water-don't assume water is available just because there is a water system.