As others have said, calling the specific city or county clerk/zoning department will be most productive.This can be time intensive, so it helps if you've already narrowed down your scope of search to a few ZIP codes.

Slightly off topic- on top of Brandens tip of telling tenants your the building manager, get a phone number with a different area code.

lots of options depending on your goals. i focus primarily in knoxville with long term holds and a few flips. my long term holds are focused in 37921 and 37912 zip codes and focus on long term tenants and student rentals. oak ridge has a great upside for long term renting as well as mid term with the lab and all the contract labor that goes in and out of there. happy to pass out some references if needed. 

I'm a buy-and-rent investor so I want to make sure I have clean title (and can get mortgages) for as long as I own it; TTS might make a lot of sense for a flip.Approaching the owner before the tax sale is worth a try, but a lot of the time the reason it's going to tax sale in the first place is that the property is worth less than the combined liens (tax, mortgage, code enforcement, water & sewer, court judgments, etc.) 

I live in Maryland in 21146 zip code .

It's why companies like ours exist - we are creatures of the tax code. 

The delays are usually in non-compliance as the importance of compliance to building codes for new (and better) insurance in FL is very, very important.

Orhi Hi Orhi,Been plugging away in Toledo, OH since 2014Here are answers to your criteria regarding Toledo1) $75,000 - $100,000 buys solid B class2) Toledo University is solid and employs many people and has foreign students (43607 zip code)3) Car manufacturers, Pro-Medica, Andersons and the glass industry (Most blue all blue collar)4) Hit and a miss5) Declining population from a macro market but certain pockets in high demand from a micro market stadpoint6) 500,000 people including surrounding suburbsWishing you much success

Make sure the space meets local building codes and safety standards.Market Research: Research rental prices in your area to determine how much you can charge for the basement apartment.

I used the August Yale ones for a bit and they work fairly well sending out automated codes but if the cube ever gets disconnected than it wont send codes.