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No. Everything starts from zero — no assumed knowledge of programming, SQL, or statistics. Each chapter builds progressively. Many of our most successful students came from marketing, finance, and humanities backgrounds with no prior coding experience.

All ebooks and guides are PDF files. Dashboard templates are .pbix (Power BI Desktop) and .xlsx (Excel). Your download link arrives by email immediately after purchase — no waiting.

Structured as a 90-day plan at 1–2 hours per day. You own it forever — no expiry, no deadline. Go at your own pace.

Yes — lifetime free updates always. When we release a new edition or add sections, we email download links to every previous purchaser automatically.

All tools are completely free: DB Browser for SQLite (SQL), Anaconda or VS Code (Python), Power BI Desktop (dashboards). No paid subscriptions needed.

30-day money-back guarantee, no questions asked. Email us your order number and we refund you in full immediately. No forms, no waiting, no hassle.

Yes. Your purchase includes a personal licence for professional use. Connect them to your company data, customise fully, and present to your team or clients.

Absolutely. The SQL module covers advanced window functions, CTEs, and query optimisation — content that trips up even experienced analysts in interviews. The career, interview prep, and salary sections are valuable at any level.