I have 30+ units and on a regular month usually only spend about 5 hours total on management things, most of which involves collecting rents and bookkeeping.

But it just depends on your risk threshold and how much you're looking to spend.  

I am wanting to be able to stop working full time sooner than later as I would like to be able to spend more time with my family and enjoy life. 

Okay that seems like good news for making a BRRRR work in my market since I was looking to spend something like 45-75 on rehabs for these smaller sized homes. 

Spend time driving for dollars in Tacoma neighborhoods to identify distressed properties.

The losses would have spiraled out of control for me had I not been able to sell my second house immediately.I don't look back on my experience with any regrets since I know the risks we take playing this game. 

I also don’t have a problem spending the money to fight for this.

My goal is to have financial freedom so I can eventually quit my 9-5 job and use my time to spend with family and do things that excite me.

Apply for a dimensional variance on the vacant lot to allow a smaller lot and/or setback so it can be built upon.Your best first steps are to sketch a plan, possibly with an engineer's help, then contact the zoning department to discuss your idea with them to get informal feedback on your liklihood of success before you spend a lot of money.

But I get it in the lower value assets of the mid west and rust belt cities wholesalers dominate because they spend 100s of thousands in marketing for those type of assets..