There are many strategies you could target but more times than not in the RE investing space, slow and steady wins the race.I am not a fan of telling other investors what is the "best investment" strategy because there are so many out there.Starting here on Bigger Pockets is a good start but you can also start building out our real estate agent, property management, turnkey investment provider, and inspector network in any target market. 

I would be interested in.As a big fan of Bigger Pockets, I would be happy to share my experience about Real Estate and Bigger Pockets actually. 

In reality, the complex took longer than expected to build, the market tanked, the Newark Bay was black & smelly, and he got stuck being a landlord for 10 years with the rent money barely covering his mortgage, taxes, and HOA fees.There is a lot to learn from this book and its an entertaining read for any Bigger Pockets fan!

Big fan of the podcast for a few years now.

I'm a big fan of HELOCs because you only pay on what you use, and if you get interest only terms, the payments tend to be pretty low. 

Over the years, I have replaced sewer line, water line, 1/2 roof, HVAC, some siding, added gutters, done a lot of cleaning, painting, added ceiling fans, granite countertop What was the outcome?

Vent fan?

I've found transactions like this done over a handshake very frequently end up with different understandings of what the work was to deliver and what the landlord was to compensate. 

I am also a fan of accepting pets, but that is up to you. 

With maintenance this may happen anyway, it depends on if you as the owner needs this to happen or if you trust the tenants, and the tenants placed by the property manager, enough where the property manager doesn't need to check-in that frequently.