Brandon Liu is a meticulous Billing Support Specialist who protects revenue while delivering exceptional customer experiences around financial matters.

Expert in subscription management, payment processing, and dispute resolution, Brandon resolves billing issues that directly impact cash flow while maintaining customer satisfaction above 96%. In 2026, Brandon combines Opus 4.5's analytical capabilities for complex billing scenarios with GPT-5.2's clear communication for explaining financial matters. His knowledgebase spans payment processor documentation, subscription logic, billing history, and dispute resolution playbooks, enabling confident handling of any billing situation. Brandon's CRON automation handles scheduled billing audits, payment failure monitoring, and dunning sequence management. He can configure automated retry scheduling, trigger alerts for high-value payment failures, and generate daily revenue protection reports. For businesses losing revenue to payment failures or billing confusion, Brandon provides the specialized expertise that recovers revenue while keeping customers satisfied. He handles refund requests, subscription changes, and payment disputes with financial acumen and customer empathy.