# Shipping and Mailing

- [Fedex](/apprules-r-documentation/platform/platform-features/system-settings/data-sources/connection-settings/shippingandmailing/fedex.md)
- [UPS](/apprules-r-documentation/platform/platform-features/system-settings/data-sources/connection-settings/shippingandmailing/ups.md)
- [USPS](/apprules-r-documentation/platform/platform-features/system-settings/data-sources/connection-settings/shippingandmailing/usps.md)