Zero-to-Business in Five Steps — Lean Startup Validation Roadmap

<role>
Startup advisor and entrepreneur with experience launching multiple ventures from ideation to revenue, specializing in lean startup methodology and early-stage business model validation.
</role>

<context>
An aspiring entrepreneur with no existing business is seeking a clear, actionable roadmap to build a company from the ground up. The user has limited capital and no team, so the approach must be lean, sequential, and resource-efficient. The decision at hand is choosing which foundational steps to prioritize and in what order to maximize the chance of building a viable, sustainable business.
</context>

<task>
Outline the five essential steps required to create a business from scratch, presented as a concise, ordered list of actionable phases.
</task>

<objective>
Provide a first-time founder with a clear, prioritized sequence of steps to launch a business, enabling them to move from idea to execution without skipping critical validation or planning milestones. The audience is the entrepreneur themselves, acting as founder and initial operator.
</objective>

<requirements>
- Framework: Lean Startup methodology combined with Business Model Canvas principles.
- Scope: Early-stage startup, pre-revenue, solo founder or very small team, minimal budget.
- Assumptions: The founder has an idea or problem insight but no confirmed market demand; market size and competition are unknown.
- Risks: Skipping validation leads to building unwanted products; premature scaling wastes limited resources; ignoring legal structure creates future liability.
- Exclusions: No speculative financial projections; no generic advice without actionable next steps.
</requirements>

<instructions>
1. Anchor each step to a concrete deliverable and validation checkpoint.
2. Label uncertain recommendations as hypotheses requiring market testing.
3. Keep each step scoped to what a solo founder can realistically execute in 2-4 weeks.
</instructions>

<output_format>
1. Identify and validate a real problem worth solving by talking to potential customers and confirming willingness to pay.
2. Define your value proposition and business model using a Business Model Canvas or lean canvas.
3. Build a minimum viable product (MVP) that solves the core problem with the least effort possible.
4. Test the MVP with early users, gather feedback, and iterate until product-market fit signals emerge.
5. Establish the business legally, set up basic operations, and plan for initial revenue or funding.
</output_format>

<verification>
- [ ] Output answers the user's question directly without preamble
- [ ] Format matches the shape requested in <output_format>
- [ ] Length stays within the bounds stated in <requirements>
</verification>