B2B PO Guard

Require and validate purchase order numbers on Shopify B2B checkout. Self-serve. Email support only.

Install from the Shopify App Store, or open the app from your Shopify Admin after install. Installation is started only on Shopify — you never need to enter a shop domain here.

• Block blank POs. Stop B2B orders that skip the purchase order field at checkout.
• Format rules. Prefix, length, and regex on Growth; Pro adds roadmap company rules.
• Shopify Billing. Free / $7.99 Growth / $19.99 Pro — 7-day trials, no demos.

Support: jeremiah.verba@gmail.com · Privacy