Building an ADU is a huge investment in your future, but one "unpermitted" mistake can turn a dream project into a legal headache. From drainage plans for small lots to navigating those tricky HOA rules that the county doesn't even track—the details are where the story usually gets complicated.

If you're planning to sell your home this spring, January is the time to start preparing. Learn why early preparation gives you a competitive edge in the April/May market.