Part 2: Double Diamond, RICE, user stories and roadmaps

Module 4 · Sun 2 Aug

Class example: Zomato la homepage la irundhu order panna users 18 minutes edukkuraanga. Udane feature ku odaadha - yen nu kelu. Food kidaikkalaya? Payment la maatikraangala? Address entry? Choice romba adhigama? Root cause, context mudhalla.

Double Diamond: Discover (wide ah explore) → Define (real problem ku narrow) → Develop (niraya solutions) → Deliver (pick panni ship). Problem broad ah, clear illama irundha use pannu.

• Impact vs effort: simple, interview la super. Weighted scoring: niraya criteria, aana assumptions adhigam.
• Kano: must-be, performance, delight features.
• RICE = Reach × Impact × Confidence ÷ Effort. Frameworks guide pannum; judgment dhaan decide pannum. HiPPO (highest-paid person's opinion), feature factory aagaama paathuko.

Activation, aha moments: mudhal real success la "idhu useful, thirumba pannalaam" nu feel aaganum - badges, daily rewards andha early payoff kaaga dhaan. Class example - MilkBasket gated societies la wallet, subscription-style ordering vechu repeat orders ku checkout friction illama pannuchu. Product design pala neram business-model design dhaan.

User story = user + goal + benefit (intent). PRD la scope, assumptions, risks, eppadi nu serum. Acceptance criteria done-na enna nu sollum. Roadmap = plan panna direction; backlog = indha cycle la fit aagaadha nalla velai. Class case: oru service marketplace la niraya cancellations - repeat customers avanga preferred professional varaikkum cancel panni rebook pannanga. Fix: same pro ah re-book panra feature.