The seller insisted that I use his attorney as the escrow agent, which I typically don’t do, but the deal was relatively cut and dry so I was agreeable after drafting favorable escrow language.

Most will include language to hold tenants responsible for rent till landlord finds a replacement tenant.

Is there any particular language and/or statues that must be in this document for MI? 

I don't know if you have your lease in editable form, but you may want to talk to your lawyer about slightly modifying the Waiver of Notice language.

The “SJR 60” went into effect January 1, 2018 and while we could spend all day on the language there were 3 really important changes to Texas Home Equity Laws because of this legislation passing.

Make sure you give proper notice to discontinue the lease at the end of June, most states is 30 days unless expressly noted in the lease language. 

We recommend you to collect 1 year's pre-paid insurance, 2 month taxes & ins reserves, and include the monthly servicing fee in the monthly payment amount.Also, if your buyer speaks another language, it is also important that they sign a translation letter of the documents provided.I am an owner finance specialist and I am here to help answer any additonal seller finance questions you may have.

If the language of the trust requires all income earned by the trust to be distributed, then the trust is a pass-through entity with no state or federal income taxes paid by the trust itself.

It depends on the language of the lease.

Any language that says "additional fees at PM's discretion" or a list of fees ending with "etc" is a bad sign.