THE SELLER FIELD GUIDE
Good margins start
with good math.
Short, practical explainers built around fee rules and decisions that affect your take-home profit.
EBAY · FEE BASICSWhat eBay’s final value fee includesUnderstand the fee base, fixed order charge and category exceptions before setting a price. →ETSY · PAYMENT PROCESSINGWhy Etsy’s 6.5% isn’t the whole feeSee transaction, payment processing and listing fees together—and know what this estimate leaves out. →SELLER TAXESMarketplace tax collection vs. your taxesSeparate buyer sales tax from business income and recordkeeping obligations. →SHIPPING · REAL COSTSPrice postage before pricing the itemDimensional weight, shipping paid by buyer and the label cost that comes out of your margin. →