My payment after was 3461 rents 6350(with new tenants coming in I raised rents in apts 2 and 3 to 1800/1850 respectively.  

Not one lawsuit, the guests are respectful of the place and it's easy to repeat the formula in multiple real estate markets across the country.

I am a believer that you have earn the trust and respect of your local vendors as well.

Do you have specific numbers to share with the forum, particularly with respect to your in-laws house?

When you’re flexible on the terms, you can often create a deal that satisfies both parties.Create a Sense of UrgencyIf you want the seller to move quickly, create urgency in a respectful way.

I truly appreciate & respect that.

We respect and trust him, and that is priceless to us.

You sound like the brave side of the coin in that you did due diligence and respected the process.  

However, in private financing it is customary for the borrower to foot those costs.You can find each institution's registered account and arm's-length mortgage guidelines, and fees on their respective websites.

You don't always have to incentivize a tenant with a discount to get the tenant to stay, nor keep rents stagnant, but it is good to be aware of the business impact with respect to cost too.