where can you sell items online includes top platforms like Amazon, Etsy, eBay, Shopify, and Walmart Marketplace. Each offers unique advantages—Amazon has massive reach, Etsy supports handmade items, and Shopify gives you full control. Selling online allows you to reach broader audiences, automate processes, and track customer data. Choosing the right platform involves evaluating your product, business goals, and whether you want to handle logistics or outsource through FBA or other fulfillment services.