PDLC approach guides (blueprint)

Purpose: Deeper, product-agnostic guides for product development approaches than the short summaries in Product development lifecycle (PDLC). Each file explains the approach on its own terms, links to authoritative…

Audience: Teams adopting Product development lifecycle (PDLC); project-specific overrides stay in docs/product/ and project-level planning docs.

Guide Topics
Dual-Track Agile Parallel discovery and delivery tracks; product trio; weekly discovery cadence; sync points with SDLC ceremonies.
Stage-Gate Decision gates between phases; go/kill/pivot criteria; 5th-generation agile-integrated gates; mapping to PDLC G1–G5.
Design Thinking Double Diamond; Empathize → Define → Ideate → Prototype → Test; mapping to P1–P2; human-centered design principles.
Lean Startup Build-Measure-Learn; validated learning; minimum viable experiments; pivot/persevere; hypothesis-driven development.
Product Lifecycle Management Introduction → Growth → Maturity → Decline; investment strategies per stage; harvest/invest/divest; sunset planning.
Opportunity Solution Trees Teresa Torres framework; outcomes → opportunities → solutions → experiments; visual discovery structure; continuous discovery.

External references: External reference URLs (PDLC approach guides) — curated URLs with executive summaries and curl verification.

Bridge to SDLC: PDLC ↔ SDLC bridge — how these approaches relate to delivery methodologies (Scrum, Kanban, XP, phased) in Methodology guides (blueprint).