It depends on what your plans for the property are. 

It varies a lot and depends on the vintage of the property and your tenant base. 

It all depends on the walls you are hitting.

Quote from @Jonathan Chan: @Jay Hinrichs It just depends on the deal.

Then you owe hime another $40 to $100K depending on how you figure it out. 

There are so many strategies you can deploy depending on your goals going forward. 

@Stephen Karathomas The values of mobile homes and what you can pay for them depend on the area(s) you're working in.

You can not depend on syndicators these days to underwrite correctly since they seem to be more focused on growing large mailing list and collecting huge upfront fees for closing deals.

You missed an important item: Depending on how a person does #1 or #2, it could get them: A fast-pass to the "Principles Office" for "bullying" and now there sitting in "detention".... 

As I'd imagined, it seems like there are no hard-and-fast ways that a deal must be structured, but rather there is room for flexibility depending on the situation, and in any case consultation with experienced professionals at every level is key.