The documents used are standard Fannie/Freddie instruments.

@Ruth S.If you are the borrower typically your private money lender drafts the agreementsThe docs we use are standard except for the security instrument as that changes by state as some states are deed of trust and others are mortgages

Your insights and experiences are instrumental in shaping this discussion, so don't hesitate to join in and share your thoughts! 

I am trying to come up with a slew of options to present to my ex-partner that will enable me to keep the home while relieving her of her responsibility and ownership claim, that does not disturb the financial instrument until such time that we deem economic factors make a refi more appealing.  

I've been in Real Estate since '87 so I like to invest in what I know but outside of my company, in my personal portfolio I have about 20% outside of Real Estate assets in other types of debt instruments, private equity, and a bit in the traditional stock market. 

I've seen far worse things when instruments like option agreements are used.

Looks like a great deal, and a very secure position for your lender.Only need two things to borrow money in Real estate: Note, security instrument. 

(i) The term "Insured" also includes(A) successors to the Title of the Insured by operation of law as distinguished from purchase, including heirs,devisees, survivors, personal representatives, or next of kin;(B) successors to an Insured by dissolution, merger, consolidation, distribution, or reorganization;(C) successors to an Insured by its conversion to another kind of Entity;(D) a grantee of an Insured under a deed delivered without payment of actual valuable considerationconveying the Title(1) if the stock, shares, memberships, or other equity interests of the grantee are wholly-owned by thenamed Insured,(2) if the grantee wholly owns the named Insured,(3) if the grantee is wholly-owned by an affiliated Entity of the named Insured, provided the affiliatedEntity and the named Insured are both wholly-owned by the same person or Entity, or(4) if the grantee is a trustee or beneficiary of a trust created by a written instrument established by theInsured named in Schedule A for estate planning purposes.

Grantee shall execute any necessary instrument to implement such reversion, as needed.”

Though I don't think NOI in residential has any practical use in valuations or towards other financial instrument applications, it definitely is helpful to analyze synergies forecast in OPEX when you get multiple properties.