That means the government has been borrowing my $600k (instead of $1.2M because I don’t live in California.) interest free for more than 10 years.

Feel free to ask me any questions—I’m happy to help!

Would a cash-out refinance to free up equity and keep growing be a smart move, or should I focus on paying down my existing debts?

If it's a roth IRA, you may be able to take out the principle tax/penalty free.

I can tell you that Rod Khleif's podcast is free.

When its included in the rent, tenants naturally think its free. 

Start with BiggerPockets Ultimate Beginners Guide (free).

This will allow you to mitigate risk on the first property but also allow you to do a cash out refi on the second, so now you have access to tax free cash that you can do with whatever you please.

I used to do essentially free consulting with new investors on it but gave it up for some of the same reasons - everyone thinks you can just sit at home and buy good properties across the country that are in great shape. 

Feel free to private message me with any additional questions.