Not satisfied? Return your purchase within 10 days of delivery for a full refund.
How to request a refund
Contact us within 10 days:
Chat — from any page on our site
Email — support@costbook.com
Phone — 1-800-829-8123
What's not covered
Renewals and repeat purchases. The guarantee applies to your first purchase of a program or service only.
Digital downloads. Refunds on PDFs and other downloads are handled case by case. Contact us and we'll take a look.
Got the wrong product? Contact us — we'll make it right.
☝️Good to know
You pay return shipping.
Physical books must come back in good condition.
Shipping, duties, taxes, and customs fees aren't refunded.
Refunds go back to the original payment method for what was actually paid, usually within 5–10 business days.
We may decline a refund if this policy is abused.