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The challenge was creating a purchasing task flow that felt intuitive and efficient, while accounting for key student concerns like safety, scheduling, and transparency. https://images.squarespace-cdn.com/content/v1/687bfbf74c8dfa0a25b2bc69/a2014454-ff2d-4975-84ca-1ddbc2b83610/lofisellersketch.png Refind Case Study Initial lo-fi ideation sketches for the listing and availability screens that I created that we decided against. https://images.squarespace-cdn.com/content/v1/687bfbf74c8dfa0a25b2bc69/9aac21aa-5f1e-4243-90a7-48c5c2fc46ba/Screenshot+2025-07-23+at+12.08.28%E2%80%AFAM.png Refind Case Study Sequential storyboard - I created this to visualize the "happy path" for the user and map out the end-to-end experience. https://images.squarespace-cdn.com/content/v1/687bfbf74c8dfa0a25b2bc69/9e06655a-4cf7-469e-a610-15521f8d21e3/Screenshot+2025-07-23+at+12.27.36%E2%80%AFAM.png Refind Case Study Initial lo-fi ideation sketches for the payment screens. https://images.squarespace-cdn.com/content/v1/687bfbf74c8dfa0a25b2bc69/eebc8749-cd91-44e4-b561-07b96f05f19c/sellermidfi.png Refind Case Study Mid-fidelity wireframes created by Yixuan Zhang. https://images.squarespace-cdn.com/content/v1/687bfbf74c8dfa0a25b2bc69/064d7298-7052-4ec6-b81f-7f809f63c402/Screenshot+2025-07-23+at+12.27.21%E2%80%AFAM.png Refind Case Study Initial lo-fi ideation sketches for the checkout screens. https://images.squarespace-cdn.com/content/v1/687bfbf74c8dfa0a25b2bc69/52e78e88-2c2f-4f47-b436-e295788b8cee/Screenshot+2025-07-23+at+12.27.28%E2%80%AFAM.png Refind Case Study Initial lo-fi ideation sketches for the payment screens. https://images.squarespace-cdn.com/content/v1/687bfbf74c8dfa0a25b2bc69/512b6407-2f2f-4eb8-944b-3b89da911152/lofissketch.png Refind Case Study Initial low-fidelity sketches for the user task flow that I created. https://images.squarespace-cdn.com/content/v1/687bfbf74c8dfa0a25b2bc69/540321c5-a1d2-4e9f-8f4b-3cc7f3c37912/buyermi-fi.png Refind Case Study Mid-fidelity wireframes created by Yixuan Zhang.