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Last Updated: June 19, 2026
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Sandbox 101: Catalog API Explained
Sandbox 101: Inventory API
APIs Explained (in 4 Minutes)
Sandbox 101: Catalog Custom Attributes
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Get interview-ready with our system design interview prep course: Read our complete guide to system design ... Custom Attributes are a great way to store additional data on a Seller's Customer loyalty programs help sellers increase repeat visits to their business. Loyalty Maintaining customer profiles in a Square account not only improves a seller's experience in managing customer relationships, ... Locations represent the sources of orders and fulfillments for businesses. When a seller signs up to become a Square merchant, ... Build a custom point of sale that connects to Square Terminal, an all-in-one credit card device, from your preferred mobile or web ...
Custom attributes let you associate additional information to ITEM and ITEM_VARIATION type Tell me if this sounds familiar. You're deep in flow state, Claude Code is humming along — and then you start pressing Enter fifty ... A payment dispute (also called a chargeback) occurs when the cardholder contacts the card-issuing bank to reverse a payment.
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