Of course, with all things, the answers to all these matters will depend on the circumstances.California tends to have more laws on the books and requirements and restrictions that it can be a good idea to form a CA LLC for out of state property so that you as a CA resident are covered, and to try to have your contracts fall under the purview of CA courts.

Also, consider the potential for appreciation and rental restrictions, as some HOAs have rules that might limit leasing later on.Given your $20k starting point, a condo could work well as your first step into real estate, especially if you focus on one with a manageable HOA fee and potential for appreciation.

Normally, unless there are specific building code restrictions, the amount of units allowed on a lot is determined by the Floor Area Ratio. 

Of course, with all things, the answers to all these matters will depend on the circumstances.California tends to have more laws on the books and requirements and restrictions that it can be a good idea to form a CA LLC for out of state property so that you as a CA resident are covered, and to try to have your contracts fall under the purview of CA courts.

Using a Self-Directed IRA (SDIRA) allows pre-tax dollars to grow tax-deferred in real estate, but limits flexibility due to IRS rules and potential UBIT on leveraged properties.Investing through a Roth IRA offers tax-free growth and no RMDs, but funding limits and restrictions apply.

You need to be careful with prequalifying people these days as various cities and states have laws that can restrict that. 

Staying local would make capital the limiting factor where my restrictions out of state would be additional research.

Are there restrictions on credit reporting for CFDs versus mortgages/DOTs.

Important - Make sure you know the local restrictions (if any) regarding STRs.

I am not in an HOA so there is no rental restrictions.