If you have considerable equity in the property or multiple properties it's even more important.

As we continued to scale, we eventually added a positions to start taking some of my wife's responsibilities. 

The cost to build will be significantly more than the amount of “value add” of an ADU putting you in a negative equity position.

With the rental method- you need to ensure that the numbers make sense and that you will be bringing in positive cash flow.

Vs the property is $250k PLUS the paydown equity accrued. 

More than likely a blend of my money and other sources.So, I'm assuming "other sources" is equity, not debt.

Best of luck on your continued journey, HELOCS can be a great tool to utilize untapped equity in a house.

Quote from @Shayan Sameer: Tapping into the equity is always great when it comes to recycling money quickly as you would a flip.

This would greatly increase cash flow and create equity.

If you acquire one new property each year, you could significantly increase your wealth and potentially position yourself to qualify for larger investments, like apartment buildings or construction loans, within 10 years.I’ve worked with clients who have successfully implemented this strategy, and it has proven to be an effective path to building long-term financial freedom through real estate.Good luck with your decision!