Price discount rules allows you to apply the discount based on following three different conditions:
All Products : This condition allows you to apply discount for all products in your store.
Specific Categories : This discount condition allows you to set discount to only specific set of categories. If you are maintaining more number of product categories and would like to apply discount to one or two categories, then choose this condition.
Specific Products : This condition allows you to apply discount to specific set of products. If you would like to set discount only to any one single product, it is possible with this condition.
Here you have to give the priority for the rules created inside Price discount rules. That is, choose which rule is going to implement first. For example, if you are having multiple rules, those rules will be applied based on the priority you have given.
Note: More than one rule should not have same priority. It should be unique.
2. Rule Name
Enter the unique name for the rule.
3. Rule Description
Enter two line description about the rule.
Choose the method to be applied. Default is "Quantity Based"
Choose the dates between which the discount is valid.
1. Apply To
Choose on what basis the discount should be applied. You can choose any one from the list (All Products, specific categories, specific products).
Choose whether the discount should apply to all customers or specific customer.
Here you have to define quantity range for discount.
1. Min Quantity and Max Quantity
Choose the quantity range between which the discount should apply.
2. Adjustment type
Choose your discount type here. You can choose either Percentage discount or price discount. For example, say 5% or $5.
Enter the discount value in number. For example, 5.
Direct link to see the examples here