Articles on demand planning, sales forecasting, Machine Learning, S&OP and inventory management for companies of any size.https://www.forecaststudio.com.mx/en-ushttps://www.forecaststudio.com.mx/blog/abc-xyz-analysis/https://www.forecaststudio.com.mx/blog/abc-xyz-analysis/How to segment your catalog with ABC (value) and XYZ (demand variability), the 3×3 matrix with a strategy for each cell, and where sharper forecasts pay off most — with formulas and a worked example.Wed, 10 Jun 2026 00:00:00 GMTInventoryABC analysisSegmentationhttps://www.forecaststudio.com.mx/blog/demand-planning-complete-guide/https://www.forecaststudio.com.mx/blog/demand-planning-complete-guide/Everything demand planning covers in one guide: the 5-step monthly process, the accuracy metrics that matter, how forecasts drive safety stock and purchasing, S&OP alignment, and how to choose your tooling — with evidence behind every claim.Wed, 10 Jun 2026 00:00:00 GMTDemand planningGuideS&OPhttps://www.forecaststudio.com.mx/blog/best-demand-planning-software/https://www.forecaststudio.com.mx/blog/best-demand-planning-software/A vendor-honest comparison of demand planning software — SAP IBP, o9, ToolsGroup, Slimstock, Netstock, GMDH Streamline, Datup and Forecast Studio — who each one is really for, and how to choose without regretting it.Thu, 04 Jun 2026 00:00:00 GMTSoftwareComparisonDemand planninghttps://www.forecaststudio.com.mx/blog/reorder-point-formula/https://www.forecaststudio.com.mx/blog/reorder-point-formula/What the reorder point is, the formula to calculate it from daily demand, lead time and safety stock — with a worked example — and why a fixed ROP quietly fails when demand has seasonality or promotions.Tue, 12 May 2026 00:00:00 GMTInventoryReorder pointPurchasinghttps://www.forecaststudio.com.mx/blog/retail-demand-forecasting/https://www.forecaststudio.com.mx/blog/retail-demand-forecasting/What makes retail demand uniquely hard to forecast — SKU × store granularity, promotions, weather, events — what the errors cost ($1.77T in inventory distortion), and what a modern retail forecasting setup looks like.Tue, 21 Apr 2026 00:00:00 GMTDemand planningRetailPromotionshttps://www.forecaststudio.com.mx/blog/forecast-accuracy-metrics/https://www.forecaststudio.com.mx/blog/forecast-accuracy-metrics/How to measure forecast error the right way — why plain MAPE can mislead you (with a worked example), when to use WMAPE, how bias quietly piles up inventory, and what FVA reveals about your process.Thu, 02 Apr 2026 00:00:00 GMTForecastingAccuracyMetricshttps://www.forecaststudio.com.mx/blog/sop-sales-operations-planning/https://www.forecaststudio.com.mx/blog/sop-sales-operations-planning/Sales and Operations Planning aligns commercial, supply and finance around a single demand plan. The monthly cycle, what 'one number' really means, and the measured payoff.Thu, 05 Mar 2026 00:00:00 GMTStrategyS&OPPlanninghttps://www.forecaststudio.com.mx/blog/demand-planning-glossary/https://www.forecaststudio.com.mx/blog/demand-planning-glossary/Plain-language definitions of the vocabulary of demand planning and forecasting — from MAPE, WMAPE and bias to safety stock, reorder point, S&OP, FVA and exogenous variables — with links to deeper guides.Tue, 24 Feb 2026 00:00:00 GMTDemand planningGlossaryForecastinghttps://www.forecaststudio.com.mx/blog/safety-stock-explained/https://www.forecaststudio.com.mx/blog/safety-stock-explained/What safety stock is, the formulas to size it from demand variability and lead time (with a worked example), and why better forecasts shrink the buffer you need.Tue, 10 Feb 2026 00:00:00 GMTInventorySafety stockService levelhttps://www.forecaststudio.com.mx/blog/sales-forecasting-in-excel/https://www.forecaststudio.com.mx/blog/sales-forecasting-in-excel/A hands-on tutorial: moving averages, FORECAST.LINEAR and FORECAST.ETS with seasonality, step by step. Plus the documented limits — one series at a time, no external variables — and the signs you've outgrown the sheet.Wed, 28 Jan 2026 00:00:00 GMTForecastingExcelTutorialhttps://www.forecaststudio.com.mx/blog/forecasting-demand-vs-excel/https://www.forecaststudio.com.mx/blog/forecasting-demand-vs-excel/A practical guide to demand planning: what the research says about spreadsheet errors, the evidence that Machine Learning forecasts better, and when it's time to leave Excel behind.Thu, 15 Jan 2026 00:00:00 GMTDemand planningMachine LearningSales forecastinghttps://www.forecaststudio.com.mx/blog/five-forecasting-failures/https://www.forecaststudio.com.mx/blog/five-forecasting-failures/Five documented demand-planning disasters — Cisco's $2.25B write-off, Nike's $100M i2 failure, Target Canada's collapse, KFC's empty stores and Walmart's 2022 inventory glut — what each one cost, what failed, and what would have prevented it.Mon, 01 Dec 2025 00:00:00 GMTForecastingCase studiesInventory