To configure this module, you need to:

**Global Configuration:**

#. Go to Settings → Sales → Automatic Price Configuration
#. Select the pricelist for automatic price calculation
#. Save settings

**Per Product Configuration:**

#. Go to Products → Products
#. Open a product form
#. Configure:

   * **Last purchase price**: Cost at which the product was last purchased
   * **Last purchase price calculation type**: Choose how to apply discounts

     * Without Discounts: Uses base purchase price
     * First Discount: Applies only the first discount
     * Double Discount: Applies first and second discount
     * Triple Discount: Applies first, second, and third discount
     * Manual Update: Price must be set manually

   * **Last purchase price updated**: Mark when prices need review

**Important Notes:**

* Ensure products have taxes configured (required for price calculation)
* Set calculation type to anything except "manual_update" for automatic pricing
