I've lived this Multi-Gen lifestyle for 10 years, and here's what I've learned: 1. Set clear boundaries early- physical space, shared responsibilities, and personal time are key to keeping the peace and everyone's sanity. 2. Communicate openly about expectations and financial contributions. Transparency builds trust and helps avoid misunderstandings. 3. Design your space thoughtfully. Whether it's creating a private suite for parents or a separate area for returning adult children, a little plan