I think AirDNA has a few more metrics, but I like the tool as a basic checker.

.), Designing and Furnishing (amenities, design, theme, linens, etc), and operating (Insurance, Property management or self-management, Tech & Tools, Cleaners & handy people, etc)All of these could be covered depending on who you work with that can cover each topic. 

If you don't have a calculator/tool to do this there are a few out there to recommend.

BP has various tools to help you analyze your deals (rentals, flips, wholesale, etc). : https://www.biggerpockets.com/investment-calculators7.

It is for an ocean view room, which I believe is now sold out.

Anyways, fast forward we are finally gaining momentum and will be done in 30 days but my maturity is Oct 23rd which is not enough time to have it sold and closed on.

That is the issue that first must be resolved, although I am not sure if you are going to be able to correct a bad location if that is the root issue but there are certainly tools at your disposal to protect against liens. 

I read through a long thread from several years ago about Neal Bawa and GC but didn't see anyone giving feedback on a project that had sold to completion. 

BP has various tools to help you analyze your deals (rentals, flips, wholesale, etc). : https://www.biggerpockets.com/investment-calculators7.

Bought the property, supervised and/or did all the remodel work, sold the property, etc...and we did a 50/50 split.Granted that your knowledge is worth a lot as @Adam Bartomeo says, but if you don't have a huge amount of construction experience, then i do not think that a 50/50 split is fair to your brother....maybe more like 70/30 or at most 60/40...