My strategy focused on leveraging the future growth in the area to secure a long-term investment at an advantageous price.

Motivation is indeed an emotional thing not a logical thing.

And need an LLC to initially secure a lender as well if going that route

If one of them are staying than we keep the security and tell them that they need to figure it out themselves.

The seller remains personally liable on the note while no longer owning the property securing the note.2.

I don't withhold security deposit returns for BS things.  

Even though she’s got an emotional support animal, you could still set some ground rules for cleanliness and respectful use of shared spaces.

Security Deposit: Follow Oregon’s rules—return deposits within 31 days with documented deductions.5.

Unless you're 110% confident in the MF purchase and you can drive up the value of the building quickly (6-12 months) and then secure longer-term fixed financing to pay off the HELOC or loan. 

This financing option provided the flexibility needed to secure the land and begin planning the development of 12 patio homes and two duplexes.