Cynicism is a key ingredient that people have to get rid of and change as it will hold us down.

STR'S are the shiny object attracting everyone's attention right now.People have not done their research, paid too much and are making ingredients very little or coming out of pocket to make the mortgage payment.That said, if you run the numbers and do your research you can find a profitable vacation rental.Turnkey is going to cost you more.Turning a great house into an STR will likely be cheaper but will be more work.Buying a distressed property or foreclose will likely involve a remodel plus furnishing it.

What the simplest and best pro forma spreadsheet out there?

Part of the issue the agencies (Fannie & Freddie) often have with travel nurse income is that they typically can't prove that the income is likely to continue for the next 3 years, which is a key ingredient they look at for qualifying income.

That's the simplest way. 

simple partnership is if you brought in say $2M and they bring in $2M, then its a 50/50 partnership and then there is a management company to collect fees run by whoever runs that.That is the simplest and most fair way to go about it.

In simplest form, you will be required to come in with your rehab funds. 

At it's simplest level, we want to use all this data to help us determine if future demand will exceed present demand and build our business plan accordingly.

PM, in simplest form is: screening, monitoring, responding and accountability.

Without a team in place, you could be stuck trying to find someone to complete even the simplest of tasks when needed, or you will be paying an outrageous amount to have the work done, which will destroy the ROI you had planned for.