Declaring your purpose of use and connections (POS / e-commerce / analytics, etc.)
Explains the meaning of the "purpose of use" and "connection category" (POS / e-commerce / analytics / CRM / OMS / WMS / SNS / other) declared when registering an app in the ReceiptRoller developer portal, how to choose them, cautions when changing them, and the relationship to User-scope review.
Available data domains
A one-page overview of the data domains you can retrieve from the ReceiptRoller developer portal. Summarizes the contents, retrieval methods, and required scopes for each domain — transactions, products, inventory, orders, customers, coupons, SNS, advertising, individual user data, and more.
OAuth Scopes Reference and Availability
A reference of all scopes available in the ReceiptRoller OAuth API and which kinds of apps each scope can be granted to. Also covers the review requirement for User scopes, why Store and User scopes can't be mixed, and how to use the API from a LIFF app.
Applying for review of User-scopes
For apps that handle general consumers' data (user.* scopes) on ReceiptRoller, this explains the review application flow, the documents to submit, the review criteria, the review period, and common reasons for rejection.
API Authentication Guide
How to authenticate with the OAuth 2.0 authorization code flow: authorize parameters, the consent screen, token exchange and revocation, errors and scopes.