I would encourage you to look at a side by side to examine the savings and benefits of a Cash out refinance payment versus a Heloc payment.  

I love this and do a similar exercise with our properties.

Is this your full time 40 hour per week job?

Are there any tips or tricks I should know or keep in mind when approaching closing and for after? 

A separate bookkeeper is just as valuable.

•Any tips for maximizing house hacking opportunities in this area?

If a large investment company wins an auction, SB1079 typically gives you the chance to step in and match the bid within 40+ days.Check your local treasurer and tax collector’s websites—they usually list upcoming online and in-person foreclosure auctions.Hope this helps! 

Your experience is valuable, and starting with rentals and BRRRR is a smart move.You’re already on the right track by using tools like Redfin and Zillow.

Welcome to the community and be ready for a huge amount of information at your finger tips.

@Alan Asriants this is accurate and thorough.