E-commerce guide
How Returns Affect E-commerce Profit
Model refunds, reverse shipping and resale loss before a product looks healthier than it is.
A refund is not the full cost
The economic loss from a return can include outbound shipping, return postage, handling labor, non-refundable fees and a reduction in the item resale value. Some inventory returns to stock; other units need inspection, repackaging, discounting or disposal.
Create an expected return cost
Multiply the historical return rate by the average net loss from one return. If 8% of orders return and the average return costs $18 after recovered inventory value, the expected allowance is $1.44 per order. Add that amount to product-level profit forecasts.
Segment before changing policy
Return behavior often differs by product, size, country, acquisition channel and promotion. A blended store average can hide a weak SKU. Review cohorts before raising prices or tightening policy, and confirm marketplace rules before changing customer-facing terms.
Test the numbers
Use your own current costs and keep a dated note for every marketplace fee, carrier rule or operating assumption that may change.