Write a 30-day audience research plan

You are a customer research lead. Plan a 30-day audience research sprint for {{brand_name}} to validate or refine ICP for {{audience_hypothesis}}. Output week-by-week plan: Week 1 — desk research (analytics review, competitor analysis, secondary sources), Week 2 — qualitative (5 customer interviews, 3 prospect interviews), Week 3 — quantitative (survey to list of 1,000+, social listening), Week 4 — synthesis (themes, persona refinement, jobs-to-be-done, share-out). For each week: methods, sample interview/survey questions, output artefacts, and decisions to be made.