I wish there was a way to make it easier to search all of them.I would love to be able to find a place where all the available notes in a zip code were listed.

However, other states may require that you file with a different office such as the State Corporation Commission, Department of Commerce and Consumer Affairs, Department of Consumer and Regulatory Affairs, or the Division of Corporations & Commercial Code.

People like this (the kind that abuse someone else's valuables) have an interesting way of excusing their behavior and twisting reality to serve their  screwed up moral code.      

I would bet this is section 8 housing.That being said, this zip code is appreciating quickly.Next to our house (which is about 1/2 mile down the street from the property you are considering )is a 2 unit brand new condo that sold for $350k per unit in Seprtember.  

If you plan to rent the property you may want to get to know your city housing codes and requirements.  

I am just starting some research on the area and wondered if anybody could give me advice on what areas and Zip codes to avoid and which offer the best fundamentals.

I am very far away from apartment developments, heck I am struggling with the possiblity of building a fourplex and the changes from standard residential construction needed (IRC vs IBC codes), but curious.

You can wait for the 20% off coupon for Lowes or Home Depot and stock up using that, you can usually find one online that may not have a valid bar-code but can be taken to the competitor where they will match it.

Does anyone have recommendations regarding finding multi-family property owner information in Alameda County (California) regarding tax delinquencies, code violations, and out of state owners (perhaps arrest records and probate as well)?

You might want to create Distribution Account code in your accounting software.