Make sure the estimates are very detailed (scope, SF, $/sf, schedule, etc) to ensure that there is a clear dilation between contract work and change orders.

Clear communication and legal safeguards are essential for a successful partnership.

I should have been more clear...I actually have a BLOC with multiple properties securing the interest.

@Venecia BaezThe action plan for real estate investing involves setting clear goals, assessing finances, choosing a market, building a network, understanding numbers, starting small, and learning from experience.

Is one a clear choice and I am having trouble seeing it?

A clean cut, I get that it might be hard emotionally and financially but a clear break on stuff is what you need not more stuff that keeps you together that will just be one more thing to fight over later.

Quote from @Kenzer Hodgson: Hello BiggerPocket Community,I know this question has probably been asked before, but after searching the forums, I couldn’t find a clear answer.

But to be clear, I am serve the O'ahu market but have had clients have me help them look for property on other islands.  

., 1 was bought with a HELOC on the free and clear home. 

Clearly if it isn't profitable it wouldn't be a good decision.