A legal duplex will have everything separate.  

Pressure to use affiliated servicesHidden fee structuresPROFESSIONAL BOUNDARIES ⚖️Good QIs maintain:Clear fee disclosuresWritten policiesProfessional distanceEthical guidelinesWATCH OUT FOR 👀QIs who:Push investment productsOffer tax or legal advice without credentialsSuggest "creative" solutionsPromise guaranteed returns on exchange fundsBEST PRACTICES FOR VETTING 📋Check multiple referencesVerify professional membershipsResearch online presenceReview complaint historyExamine years in businessINDEPENDENCE MATTERS!

For long-term planning, consider transferring the property into a trust to manage tax and legal complexities.This post does not create a CPA-Client relationship.

I have helped clients identify attorneys so they can have their legal rights protected.

Any legal issues I should be aware of in this situation? 

So even though I lost a deal and commission I won loyalty and a client for life and became very valued as an agent and very successful by getting the money that was deserved and obviously, rightfully, morally and legally due to her.  

I’m looking to access some of the equity in the home to buy out my ex-partner, and my goal is to either convert the house into a multifamily property or add a dwelling unit (ADU).I’d love to hear any advice from the community on the best way to approach this, particularly in terms of financing options, legal considerations, or any similar projects you've completed.

Just be sure to be prepared to get legal advice if you run into grey areas that you are not well versed in to avoid legal implications.

Additionally, regarding the legal structure, an LLC seems to be the most suitable option for our situation.

I know some might disagree.The challenge is if someone applies and meets all your criteria and you reject them, I would hate for you to end up in some legal hot water.