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Checkout Guard blogs
Everything about checkout guard for Shopify brands.
How to Block PO Box and Unsupported Addresses in Shopify Checkout
Prevent customers from selecting unsupported delivery addresses by blocking PO Boxes and address keywords during checkout.
27 July 2026
How to Block Risky Shopify Checkouts Before Payment
Learn how to stop unwanted, risky or non-compliant Shopify orders before payment using checkout validation rules.
27 July 2026
How to Set Minimum and Maximum Order Limits in Shopify
Learn how to set minimum order values, maximum cart values and quantity limits before customers complete Shopify checkout.
27 July 2026
How to Create B2B-Only Checkout Rules Using Shopify Customer Tags
Learn how to allow wholesale checkout only for approved Shopify customers carrying the correct customer tag.
27 July 2026
How to Add Age Verification and Terms Acceptance to Shopify Checkout
Learn how to require age confirmation, terms acceptance or mandatory customer information during Shopify checkout.
27 July 2026
Learn more about Checkout Guard
See how Referbro Checkout Guard can help your brand grow.
Learn about Checkout Guard