An Absentee Owner list is the most popular, but in your market they could already be getting a lot of mail from investors.Consider working with a list broker to get recommendations. 

The area is growing rapidly with commercial developments on 3 of the 4 corners at 434/Mitchell Hammock intersection.

As you grow and scale (to the extent you want to) you'll always have the option to evolve and evaluate new opportunities.

What may be driving the increase in prices is the growing population.

This is what's called the BRRRR strategy here on BP which is extremely popular among investors.You have to wait a minimum of 6 months to cash out refinance at the new ARV if going with a conventional loan.There are some loopholes and ways around this restriction though which you can find here on the forums.There is also delayed financing which can be used to pull your initial cash (purchase price) back out within 6 months.

Do you want to keep a small # of properties your whole life or grow to 100s or 1000s or 10's of 1000s?

You picked out a few really good neighborhoods to search because its still cheaper than LA proper but they are growing/changing in a positive manner. 

That way as I grow my business they kind of grow with me.

I qualify that by stating I only invest in areas that are growing demographically. 

My goal is to create an enterprise that spans real estate and business able to support and grow my team and better my community.