I can actually tell you that statistical facts show sex offenders to be one of the lowest percentages of recidivists of any crime. 

I found out during a hurricane a couple years ago that the deductible goes up to a percentage of the home’s value during a named storm, so my gut says I should contact the insurance company.

It may also be that the "big dogs" are doing deals where the ownership percentages need to differ often.

You need to check not only the lot usage percentage but yard requirements (side, front, rear) as well as floor area ratio or max square footage, max height, and possibly other things before really determining the size house which can be built.

My question is: To help persuade the owner to negotiate to an agreeable price, would it be advisable to offer a percentage of the profit (above my minimum profit) to the home owner.

Percentage matters. 

What percentage of workers needed ANY education in 1950 vs now.   

If there is a large percentage of retired people, they may prefer a single story home that requires less walking, and they may not care as much about some of the amenities.

At what percentage of ARV are people buying in Norfolk, Virginia Beach, Hampton, Newport News etc.?

There are two possible scenarios regarding condo: 1 special assessment, Hoa can decide every owner contribute 2k one time to fix something. 2 Hoa can control percentage of unit can be rented.