Welcome to Poshmark's Seller Knowledge Base
Search our Poshmark seller knowledge base for FAQs...
Rithum Integration
Rithum Integration
Support for commonly-asked questions regarding Rithum integration setup (connecting into Poshmark)
Last updated on 21 Oct, 2025
Articles
What is ChannelAdvisor / Rithum?
How frequently do Rithum feeds update on Poshmark?
What shipping labels can I use as a Rithum seller?
Why do the redemptions in Rithum not match the earnings in the Poshmark platform?
My Rithum Orders aren't showing after more than 3 hours
What size image can I use for my images through Rithum?