-Coordinated customer-facing efforts across product, engineering, and business development teams to deliver weekly digests of customer discovery insights; streamlined the MVP feature decision-making process for founders-Optimized interview time by 20% using The Lean Startup methodology; iteratively adapted interviews and condensed feedback into goals, learning workflows, and painpoints to decipher gaps from reality to ideal across different golfer personas-Validated pre-product-market-fit AI golf coach software via 100+ interviews; 1st round – golfers’ narratives and behavioral questions for persona clustering, 2nd round – quantitative golf swing skill evaluation, and 3rd round – golfer-coach-app workflow mapping via in-range and on-course interactions with golfers and coaches-Investigated the full competitive landscape by evaluating 20+ golf & sports AI apps; tried all functionalities to grasp the key value-proposition highlights, standout features, pros & cons against our product, and respective product roadmaps based on their revenue models-Enhanced product differentiation strategies and roadmapping by identifying echos of unresolved golfer painpoints in the competitive landscape, and refining key assumptions about golfers' behaviors both in driving ranges and on golf courses