Hi Alejandro,

Thank you for your clear and thoughtful request. Based on your goal of implementing an efficient and accurate inventory system for a café using Odoo, here are the best practices and key recommendations drawn from real-world implementations:

✅ Product Configuration (Ingredients, Prepared Items, Packaging)

• Use Bills of Materials (BoM) for prepared drinks (e.g., Cappuccino = Espresso + Milk).
• Classify products by type:
  • Raw materials (Consumable or Storable)
  • Finished products (Manufactured)
  • Packaging items (e.g., cups, lids)
• Set up product variants if needed (e.g., sizes: S/M/L).

✅ Units of Measure Setup

• Enable Multi Units of Measure in advanced settings.
• Use base units for raw materials (grams, ml) and set appropriate conversions (e.g., 1L = 1000ml).
• Assign appropriate purchase/sales units.

✅ Stock Location Organization

• Create logical sub-locations:
  • Raw Material Storage
  • Finished Goods Storage
  • Bar/Coffee Station
  • Internal Use / Waste
• Use a hierarchical structure for better visibility and control.

✅ Reordering Rules and Minimum Stock Levels

• Set up Minimum and Maximum Stock Rules for high-turnover items (e.g., milk, sugar).
• Use forecasting reports to define thresholds based on actual demand.

✅ Perishable Goods and Expiration Tracking

• Activate Lots/Serial Numbers and Expiration Dates.
• Use FIFO (First-In-First-Out) strategies to rotate inventory and minimize waste.

✅ Internal Consumption and Waste Handling

• Define operations for Internal Use and Scrap to track usage and loss.
• Perform regular inventory adjustments to match physical stock.

✅ POS Integration

• Connect the Point of Sale (POS) module to reflect real-time inventory updates.
• Enable automatic stock deduction upon POS sales.
• Link combo products (e.g., tea + pastry combo) with BoMs for correct ingredient deduction.

✅ Reports and KPIs for Inventory Control

• Key Reports:
  • Current Inventory Valuation
  • Daily/Weekly Consumption Reports
  • Out-of-Stock Trends
• Suggested KPIs:
  • % Inventory lost due to expiry
  • Inventory Turnover Ratio
  • Safety Stock vs. Forecast Demand
    
    Please note that these suggestions are based on my own experience working with Odoo in food and beverage environments. I hope they help you tailor an efficient system for your café.