Hard work and knowledge and drive.

First, 4% of that ROI is because you’re doing the asset management” work yourself without direct compensation.  

I'm moving because I'm ready for the paid stuff, and Zoho has a whole suite of software (from social media to work flows to appointment scheduling) and they all integrate with each other.

Those four classes are where the majority of investors will buy rentals. 

Work backwards from your $300,000 annual target to monthly say $25,000 per month.  

Then they won't need an upfront payment for work they haven't provided yet.Also, get a signed contract, copy of the drivers license, contractor's license and be added to their liability insurance.

I believe Hawaii will continue regulating STR and it will be harder to make the numbers work. 

Find Brandon's videos on YouTube for the "four square" method of analyzing homes and practice.

After five years you'll have earned $90,000 in rent income and gained $34,000 in appreciation.Buy four houses with $50,000 down on each.

But I would keep for a work shop if your doing value add to the house.