As such, they want to repaint, have some deferred maintenance that needs handled in next several years, and therefore pause distributions to LPs, to fund those additional improvements out of operating cash.  

Not following the requirements (within Seattle city limits will likely have additional rules and regulations) opens the seller up to liability.Additionally, the seller always has the option of offering "cash for keys" arrangement but be sure that no funds change hands until after the property is vacated and locks are changed.John

Sometimes they don’t like that because you don’t have skin in the game.As for advantages to the seller - are you going to pay them more for the property, that would be a perk that I offer in addition to making a little extra on interest for the duration of the loan.

If there is no agreement signed and this person is just someone listed from the broker's database, I do not believe it is acceptable for the broker to collect a split in addition to the house split.If you are to consider negotiating this additional split, there is a lot to take into account here... what is the % of business that you generate on your own vs. how much your broker contributes?

If you have addition Q's about notes, I suggest you please start a new thread in the appropriate forum.

(I have a special needs trust for my son so have dealt with the complexities.)My bigger concern would not be your liability exposure but doing something that could potentially endanger the support benefits your brother is entitled to.

It will familiarize you with the basic terminology and benefits.

THIS ADDITIONAL MANDATORY CONSTRUCTION COSTS UNDOUBTEDLY GETS PASSED ON TO THE HOMEBUYER!!!

Does it benefit me at all or is it just a gov't tax money grab? 

You also need to consider intangible benefits.