A very small percentage of people but a house they find through an open house.

Is it an ROI percentage?

Low income properties have to have a higher percentage taken out to cover replacing items.

Again, you'll need to use actual dollar amounts when doing a more detailed analysis, and not just percentages. 

What percentage of expense/gross rent income do you expect for a 40- unit apartment building, built in the 1960s, class C building?

How do I determine what percentage (65, 70, 75 or 80) to apply to the 70% rule when figuring out offer amounts? 

The issue I have with this option is the other closing costs as they represent another large percentage of the total transaction.So, I have tried to reassign the contracts.

A syndication group that we worked with on another deal (much simpler deal) has proposed to invest roughly $300,000 into the deal for the entitlement fees (and them handling all of the leg work) in exchange for a percentage of my grant deed.

It is less about percentage and more about the market price.

Strictly a roll of the dice and I rarely do it.In the online auctions if you have the lowest interest rate bid but the next lowest bid above yours is several percentage points higher, the software awards you the interest rate right below the next lowest bid.