Drafts customer support responses, troubleshoots reported issues, writes FAQ and knowledge base entries, handles complaint and escalation workflows, and composes follow-up or refund communications. Use when the user asks about responding to customer complaints, writing help desk replies, handling refund or billing disputes, drafting ticket responses, creating support documentation, or managing escalation to specialists. Covers email, chat, phone, and social media channels with consistent tone, SLA awareness, and CSAT-driven quality standards.