- **Day 7 callback request = explicit buying signal.** A success-team callback request shows active intent and urgency, far above passive content views. - 中文：Day 7 主动要求成功团队回电，是明确的购买信号，意图和紧迫性远高于普通浏览行为。 - **Score rises modestly (10 → 13), still below 60.** AI values the behavior but keeps the lead in C Pool because cumulative evidence and fit score don't yet justify B-level sales effort. - 中文：分数仅从10升至13，未达60的升级线；AI认可该行为，但累计证据和匹配度尚不足以支撑B级销售投入，因此仍留在C池。 - **Trigger low-cost, high-speed response.** Route callback request to inside sales/success rep within 24h; send a short needs-qualification call script plus a light capability deck, not a full proposal yet. - 中文：触发低成本、快响应的动作：24小时内由内部销售/成功团队回电，使用简短需求确认脚本和轻量能力介绍，暂不发送完整方案。 - **Nurture toward the 100-unit inquiry.** Capture learner count, delivery format, budget and timeline in the call; if qualification confirms enterprise scale, fast-track score review and prepare a tailored B2B proposal. - 中文：围绕100人采购意向培育：电话中确认学员数量、交付形式、预算和时间表；若确认企业级规模，加速分数复核并准备定制化B2B方案。 - **Business outcome:** Fast callback protects intent, disciplined C-Pool gating preserves sales efficiency, and structured qualification converts a signal into a qualified 100-unit distribution opportunity. - 中文：业务结果：快速回电保护购买意图，严格的C池门槛保障销售效率，结构化资格确认把信号转化为100人分销商机。