There are many side hustles, and there is no "one fit all".Real estate investment is a long run and if you like to go there is neither is easy nor passive.

A HELOC will be a good fit to leverage the equity you've built in your rentals.

Keep in mind that there's no one-size-fits-all answer, and it's okay to take the time to figure out what's best for you.

Any suggestions on markets that fit this criteria? 

My plan is to only purchase 1-2 properties per year, though, which is probably the main reason why this approach works for me.If you don't trust your realtor, I'd say maybe you should maybe find one that is a better fit?

My owners get to know me in the process and most of them trust me right off the bat to handle things as I see fit.

What are the best ways to find buyers that will be a good fit? 

I am looking for the best fit for me to start with. 

I spent a lot of time qualifying tenants and making sure they were the right fit.

My friend's son is looking for his first home and this may be a great fit.