ShelfMerge Blog
Shopify Inventory Intelligence
Practical guides and strategies for Shopify merchants who want to stop guessing and start acting on real catalog data.
What Is Product Cannibalization? A Shopify Merchant's Guide
Product cannibalization happens when your own products compete for the same buyer. Learn how to detect it in your Shopify store and what to do about it.
How to Calculate Inventory Turnover Ratio for Your Shopify Store
Inventory turnover ratio tells you how fast you're selling through stock. Learn the formula, industry benchmarks, and how to improve your number as a Shopify...
Shopify COGS: How to Calculate Cost of Goods Sold
COGS is the foundation of ecommerce profitability. Learn the formula, what's included, how Shopify tracks it, and the mistakes that produce numbers you can't...
Safety Stock Formula for Shopify Merchants: Never Run Out Again
Safety stock is the buffer inventory that protects you from stockouts during demand spikes and supplier delays. Here's the formula and how to calculate it fo...
How to Do an Inventory Audit for Your Shopify Store
An inventory audit reconciles your physical stock against Shopify's records. Here's how to run one, what to look for, and how often to do it.
Ecommerce Analytics Tools: Complete Comparison (2026)
Comparing 8 ecommerce analytics tools: Triple Whale, Northbeam, Glew, Daasity, Lifetimely, BeProfit, ShelfMerge, and GA4. Who each tool is built for and what...
Shopify Sales Reports: What to Track and Why It Matters
A complete guide to Shopify's built-in sales reports — what each one shows, how to use them, and where Shopify's native reporting falls short.
Product Catalog Management for Shopify: Keep Your Store Clean
Messy Shopify catalogs fragment analytics, hurt SEO, and damage ad feeds. Here's how to manage your product catalog properly and keep it clean over time.
How to Identify Slow Moving Inventory in Your Shopify Store
Slow-moving inventory is costing your Shopify store more than you think. Here's how to find it, calculate the real cost, and move it before it becomes dead s...
How to Find and Remove Duplicate Products in Shopify (Without Losing Data)
Duplicate products in Shopify can kill your catalog health, split SEO equity, and cause inventory errors. Here's how to find them, merge them safely, and pre...