The SellersNest blog
online selling Guides for Sellers
Plain explanations of what selling online actually costs, with the calculator that answers each one.
Customer Lifetime Value: How Ecommerce Sellers Calculate CLV
Learn how to calculate ecommerce customer lifetime value, compare CLV with acquisition cost, and increase repeat purchases without hurting profit.
Contribution Margin: What Each Ecommerce Order Really Earns
Learn how to calculate ecommerce contribution margin, include the right variable costs, find break-even volume and make better pricing decisions.
Sell-Through Rate: How Online Sellers Find Slow Stock
Learn how to calculate ecommerce sell-through rate, compare SKUs, diagnose slow inventory and improve stock decisions without destroying margin.
Inventory Turnover Ratio: How Online Sellers Find Slow Stock
Learn how to calculate inventory turnover, convert it to days of stock, identify slow SKUs and improve reordering without causing stockouts.
Break-Even Point for Online Sellers: Formula and Examples
Calculate your ecommerce break-even point using fixed costs and contribution margin. Includes formulas, examples, discounts, returns and target profit.
Landed Cost Formula: Calculate the True Cost of Imported Products
Learn how to calculate landed cost per unit, including freight, duties, customs, insurance and handling, before setting a profitable selling price.
Ecommerce Return Rate: How to Calculate It and Reduce Avoidable Returns
Learn how to calculate ecommerce return rate, measure the real cost of refunds, find avoidable causes and reduce returns with better listings and packaging.
How to Create SKU Numbers for Inventory Without Making a Mess
Learn how to create a simple SKU system for ecommerce inventory, product variations, spreadsheets, stocktakes and reorder decisions.
Ecommerce Conversion Rate: How to Calculate and Improve It
Learn how to calculate ecommerce conversion rate and improve product pages with better images, trust signals, shipping details and profitable pricing.
Customer Acquisition Cost: How Online Sellers Know If Marketing Pays
Learn how to calculate customer acquisition cost, compare CAC with profit and lifetime value, and decide whether your ecommerce marketing is sustainable.