The lot is almost perfectly flat which makes this significantly easier. 

With insights from experienced brokers, I can set the perfect selling price that'll make everyone smile.

That is in a PERFECT WORLD.

If I did the BRRRR method would this work out perfect?

“If more information was the answer, then we'd all be billionaires with perfect abs.” ― Derek Sivers

That is as close as you can get to perfect alignment between GP and LP. 

The property is gated so many rent out all 12 bedrooms and bathrooms for parties, retreats, anniversaries, team meetings and special celebrations.It's private and perfect for those who want privacy when they need it and company when they want it.It has appreciated and is now worth at least 3 million and we are looking for funding to refinance and share the profits with our investors.

My own garage fridge was my kitchen fridge 20 years ago and still works perfectly. 

#7 I almost think you are trying to get a perfect property with no work or effort on your part, that is easy to manage and will be hands off passive investment.   

I mean trying to make great returns for our investors is tough enough as it is and of course not every deal is going to go perfectly one just has to look at back to the GFC some pretty smart folks took a beating.