1. Find a product on Amazon and scroll to the “Product Information” section.
2. Locate the Best Seller Rank (BSR) — this number shows how well the product is selling in its category.
3. Head to the Jungle Scout Sales Estimator.4. Enter the BSR, choose the product category and country, and hit “Estimate”.
5.
See the monthly sales volume — this helps you understand how often the product sells and whether it's worth pursuing.