Does other non-real estate related business income affect this?

So now that you understand what type of owner you are looking for you can go to realist and use the Non-Owner Occupied search feature, and find unlimited leads for marketing.  

Even if you create a non-CA LLC, if you are managing the business from California, you will likely be deemed to be "doing business" in California and therefore likely subject to CA taxes.

Do one task at a time in each app so you can compare apples to apples.Load a property with pictures and details.Market that property.See what your marketing looks like from the public's perspective.Submit a fake application to see how easy the process is.

Dutch or Non-Dutch Interest? 

They publicly state their bias against property rights.

Quit claim was just for public records.  

There is also an online database here (free) that has all public records.

Even 1% rule is not achievable in Austin for the most part unless you doing some non-traditional. 

We are a non-profit group and have a lot of investors from all over.