POS integration for a live menu integration project.
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Additional Documentation
https://developer.squareup.com/docs/squarebridge
Payments API Integration
Square Developer Documentation
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Great! Have you looked at our Mobile Payments SDK for a custom POS solution? 
Bryan, can you help me determine the status of my developer account?
What status are you referring to?
I applied for developer account with Square.
Okay, great! The team will work with you on next steps.