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Free web search via DuckDuckGo — text, news, images, videos. No API key needed. Prefer the `ddgs` CLI when installed; use the Python DDGS library only after verifying that `ddgs` is available in the current runtime.

销售总监（Aaron Ross 思维模型）。当需要定价策略、销售模式选择、转化率优化、客户获取成本分析时使用。

Analyze franchise and multi-location unit economics including per-location P&L construction, four-wall EBITDA margins, prime cost optimization, contribution margin analysis, break-even modeling, and store-level ROI calculations. Covers FDD Item 19 benchmarking, revenue decomposition by daypart and channel, cost structure analysis (COGS, labor, occupancy), payback period, IRR, and scenario modeling

Facebook's library for efficient similarity search and clustering of dense vectors. Supports billions of vectors, GPU acceleration, and various index types (Flat, IVF, HNSW). Use for fast k-NN search, large-scale vector retrieval, or when you need pure similarity search without metadata. Best for high-performance applications.

Audit workplace risk scoring systems and occupational safety programs -- evaluate job hazard analysis (JHA/JSA) methodology and task-level hazard identification, risk matrix calibration for likelihood and consequence scales, exposure assessment accuracy for chemical, noise, vibration, and heat stress monitoring, PPE adequacy under 29 CFR 1910.132(d) and respirator fit testing per 29 CFR 1910.134,

Analyze demand forecasting systems — time-series decomposition (ARIMA, Prophet, ETS), seasonal and event-driven demand modeling, booking curve and pickup analysis, cancellation prediction, forecast accuracy metrics (MAPE, bias), and model retraining pipelines. Audit forecasting codebases for travel, hospitality, e-commerce, and supply chain planning applications.

Use when facing 2+ independent tasks that can be worked on without shared state or sequential dependencies

Orienta Claude a auxiliar profissionais de marketing no design e implementação de sistemas modernos de pontuação de leads e contas, substituindo a pontuação tradicional por abordagens de nível de conta, grupo de compra e pipeline preditivo.

Write B2B cold emails and follow-up sequences that get replies. Use when the user wants to write cold outreach emails, prospecting emails, cold email campaigns, sales development emails, or SDR emails. Also use when the user mentions "cold outreach," "prospecting email," "outbound email," "email to leads," "reach out to prospects," "sales email," "follow-up email sequence," "nobody's replying to m

Analyze content engagement metrics, audience retention, attribution models, A/B test results, and recommendation engine effectiveness. Use when: 'audit content metrics', 'evaluate recommendation engine', 'review retention curves', 'assess content A/B tests', 'analyze streaming performance', 'check content attribution', 'evaluate personalization quality', 'benchmark content engagement'.

Guidance for B2B marketers building, launching, managing, and scaling professional communities — trigger when a user asks about community strategy, community platforms, member engagement, community events, or measuring community success.

Use when confronted with an unknown failure in CI or production to rapidly categorize the issue before deep debugging.