This Q&A podcast episode of "How I Built This Lab" features Airbnb co-founder Joe Gebbia advising callers on business challenges. The show begins with introductions and a brief overview of the Advice Line segment, followed by two callers seeking advice. Marina Little, founder of Lufi & Friends (children's bilingual books), asks about competing with Amazon sellers; Gebbia and the host suggest focusing on brand building and exploring alternative marketing strategies like local news appearances. Ray Ricci Rivera, founder of Norwalk Brewhouse (craft beer), seeks funding advice; Gebbia recommends networking with food and beverage investors and emphasizes the importance of persistence in fundraising. The episode concludes with additional advice from Gebbia on mentorship and the importance of having a clear vision for the future of one's business.