This paper will delve into case studies from Virtual Production Supervisor Kathryn Brillhart, highlighting lessons learned across diverse projects. These include ETC’s Ripple Effect, Camille, Warner Bros.' Black Adam, Netflix’s Rebel Moon, commissioning the LED Stage at Universal Studios with John Dykstra, and Amazon Studios’ Fallout. Each case study varies by budget, technology, team dynamic, and format, showcasing distinct best practices. Camille is a low-budget indie short film utilizing LED volumes for naturalistic images and in-camera VFX. Ripple Effect is a high-budget short film focused on R&D goals with multiple studios, demonstrating early multi-vendor VFX integration. Commissioning the LED Stage explores studio investment and team setup with John Dykstra and Zoic Studios. Black Adam is a blockbuster integrating in-camera VFX and volumetric capture with major VFX houses. Rebel Moon highlights careful project and team structuring for a large streaming feature. Fallout is an episodic series emphasizing planning for momentum and tailored user experiences with LED walls on film. These case studies will illustrate the evolving landscape of in-camera VFX, new technological advancements, and the impact of generative AI and machine learning, offering valuable insights for creators aiming to scale their teams and structure projects effectively.