Point-of-Sale for Maine Dispensaries Payment Outage Playbook
https://kilo-wiki.win/index.php/Compliant_Cannabis_POS_in_Maine_Exception_Log_Best_Practices
A payment outage should not be treated as a general POS outage. The register, internet connection, payment processor, terminal, and integration can fail independently, and the response depends on which part of the chain is unavailable