REI requires certain fields for inventory, order, and invoice updates. You will need to ensure that you are sending all the required fields for this program. To view the required fields, see the document below.

REI - Required Fields by Workflow

REI has provided documentation on drop-ship program guidelines that can be accessed through their REI Partner Site. You will be able to find details on program SLAs, photography requirements, typical timelines, etc. through that site.

Once on the REI Partner Site, follow this trail to locate the drop-ship program guidelines:

Vendor Guides & Transportation > VIF Vendor Information

To learn more about the onboarding process and your next steps, see:

• Onboarding to Rithum
• About Rithum Solutions

If you're going to be exchanging EDI documents with Rithum for REI, then you will be using the standard EDI specifications

Note: In the EDI specifications, there are two versions for the 850 file: version 4010 and 5010. REI requires that you use the 5010 version for 850 files. All other files (846, 856, 870, 810) will use the 4010 version.

REI requires the following EDI documents for the drop-ship program:

• 846 Inventory Advice
• 850 Purchase Order (5010v)
• 856 Advanced Ship Notice (ASN)
• 870 Order Status (Cancel)
• 810 Invoice
• 997 Acknowledgment

Use the document below to create your in-house packing slip and map fields on order files from the  platform to the packing slip.

REI - Packing Slip Guide

REI Logo

REI uses UPS to fulfill orders. Below are the methods you can expect to receive. You can also see this list and configure your own carrier/service codes on the Mapping Settings page in the web application.

Methods: Ground (UPCG), Standard (UPSS), Surepost (UPSP), Surepost Lightweight (USPL), 2nd Day Air (U2DA), Next Day Air (UNDA), Next Day Air Saver (UNAS)