Methods

Short notes on planning logic and operational methods

Methods that support the case studies without trying to replace them.

Method note

Practical Demand Forecasting for Small Sellers

A practical demand forecasting method for small marketplace sellers using cleaned demand history, 7-day and 28-day averages, and day-of-week adjustments.

Planning use: Supports replenishment timing by connecting forecast, inventory days, and lead time.

Method note

Seasonality Index for Inventory Planning

An inventory planning method that estimates SKU-level seasonality, groups products into seasonal buckets, and connects those signals back to category planning.

Planning use: Maps SKU-level signals back into a simpler category-level inventory model.