: Amazon remains the primary "purchase-decision engine" for general goods, while Walmart is a leader for everyday essentials and groceries due to its local delivery and store-pickup integration.
: Etsy is the go-to for handmade items, while eBay and Poshmark lead in unique collectibles and secondhand luxury fashion. buy things online
: For trendy clothing, ASOS and Zalando are top choices, with Zalando offering AI-powered 3D previews to help with sizing. : Amazon remains the primary "purchase-decision engine" for