There is so much complexity and risk involved.  

My neighboring state of MA is $500/year per LLC.Then it all depends on volume - more entities and trusts, more fees.But...first and foremost...start investing (if that is your plan), get good insurance, and then only add in complexity as needed. 

:P As an appraiser myself, I would probably charge a very high fee for this assignment, since it is pretty unique and complex.

This deal in particular caught my attention because of its complexity and strong selling potential.

We were particularly interested in this deal because it involved a light rehab, which is less complex and time-consuming compared to more extensive renovations.

Lets say someone buys an apartment complex for 6 ml for cash.How much should they add for the closing costs if no loan needed?

That is a fairly complex exchange that will be difficult to execute.  

AI will be able to replace all repetitive labor jobs first and then more complex jobs. 

Obviously there's more complexity and possibilities than a few forum posts will allow. 

For house hacking your first house these things don't need to be overly complex, but you do need to think about them.