Overview

The newest Helium 10 podcast episode featured two high‑performing Amazon sellers who detailed how they broadened their operations to include Walmart while preserving Amazon momentum. A third guest disclosed a repeatable flat‑file workflow that dramatically speeds product launches and inventory updates, offering tactics that any seller can adapt to improve listing consistency and open additional sales channels.

Key Points

• Marketplace diversification — Adding Walmart to an Amazon‑first strategy gave both sellers access to a distinct shopper segment, boosting overall revenue without eroding existing Amazon sales.
• Data‑driven product selection — Each entrepreneur relied on keyword‑research tools to uncover low‑competition niches, then validated demand with historical sales data before allocating inventory.
• Flat‑file efficiency — One seller described a master spreadsheet that merges SKU creation, pricing, and compliance fields for both Amazon and Walmart, allowing a single upload to populate multiple marketplaces.
• Automated feedback loops — By connecting flat‑file uploads to real‑time performance dashboards, the teams could instantly identify listings that required price adjustments or image replacements.
• Brand protection tactics — Both hosts emphasized enrolling in Amazon Brand Registry and Walmart’s brand‑owner program, then using the flat‑file to embed brand identifiers on every SKU to deter counterfeit listings.
• Continuous learning culture — Weekly sessions are set aside for staff to review policy updates from each marketplace and to revise SOPs, ensuring compliance and operational agility.

How the Flat‑File Strategy Works

1. Template preparation — A master spreadsheet is built with every required column for Amazon and Walmart, such as SKU, product title, bullet points, and compliance codes; for example, a new kitchen gadget entry includes pre‑filled category IDs and HS codes.
2. Data population — Team members import keyword insights and competitor pricing into the appropriate rows, weaving high‑ranking terms like “stainless steel” and “dishwasher safe” into bullet points to improve search relevance.