# Cart

- [Apply a shopper to a cart](/commerce-api-references/shopper-apis/cart/apply-a-shopper-to-a-cart.md)
- [Line items](/commerce-api-references/shopper-apis/cart/line-items.md)
- [Billing address](/commerce-api-references/shopper-apis/cart/billing-address.md)
- [Shipping address](/commerce-api-references/shopper-apis/cart/shipping-address.md)
- [Payment methods](/commerce-api-references/shopper-apis/cart/payment-methods.md)
- [Shipping options](/commerce-api-references/shopper-apis/cart/shipping-options.md)
- [Web checkout](/commerce-api-references/shopper-apis/cart/web-checkout.md)
- [Submit a cart](/commerce-api-references/shopper-apis/cart/submit-a-cart.md)
- [Apply or detach payment methods](/commerce-api-references/shopper-apis/cart/apply-or-detach-payment-methods.md)
- [Apply a shipping option](/commerce-api-references/shopper-apis/cart/apply-a-shipping-option.md)
- [Carts](/commerce-api-references/shopper-apis/cart/carts.md)
- [Cart offers](/commerce-api-references/shopper-apis/cart/cart-offers.md)
- [API trigger offer](/commerce-api-references/shopper-apis/cart/api-trigger-offer.md)
- [Resume cart](/commerce-api-references/shopper-apis/cart/resume-cart.md)
- [Third-party subscription engine](/commerce-api-references/shopper-apis/cart/third-party-subscription-engine.md)
- [Tax registration](/commerce-api-references/shopper-apis/cart/tax-registration.md)
- [Price override](/commerce-api-references/shopper-apis/cart/price-override.md)