Setting up quantity increments in Shopify with DC order limits

Quantity Increments allows you to enforce purchasing in fixed multiples (e.g., 5, 10, 15), ideal for bulk sales, wholesale rules, or managing pre-order batches.

When to use quantity increments

Use this feature if you want to:

Let customers purchase only a set in multiples (e.g., multiples of 5 or 10)
Ensure even-numbered purchases.
Enforce wholesale or bulk purchasing rules

Setting Up quantity increments

To set up quantity increments, follow these steps:

1. Access the form

Go to the Order Limits page.
Click on "Create rule" to set up quantity increments and new limits.
Or, click on the title of an existing rule (e.g., "T-shirt") to edit, which will open the form.

2. Fill out Rule Details

Rule information

Title: Enter a descriptive name for the rule. This title is used internally to identify the rule.

Quantity increments

Enter the exact increment value that customers are allowed to purchase. (e.g., 2, 4, 6)
Customers can only add this exact increment value to their cart.

3. Configure grouping options

Any Item: Applies the limit to the entire cart collectively.
Product: Applies limits separately to each product type.
Product Variant: Applies limits to specific variants of a product.

4. Define product eligibility

Select which products are affected by the rule:

All Products: Applies the rule to every product.
Products with Specific Tags: Limits the rule to products tagged with specific keywords.
Preorders Only: Restricts the rule to preordered items.
Selected Products: Applies to individually selected products

5. Define customer eligibility

Choose which customer the rule affects:

All Customers: Affects every customer.
Logged Out Customers: Only applies to customers who are not logged in.
Logged In Customers: Only affects customers who are logged in.
Customers with Specific Tags: Applies only to customers tagged with specific keywords.
Selected Customers: Affects individually selected customers

6. Determine market eligibility

Choose which market the rule affects:

All Markets: Affects all markets.
Specific market regions: Only applies to specific market regions.

7. Save and activate

Click "Save" to apply the settings. Once saved, the rules are live immediately. unless you set a future start date.

Once a rule is created, a summary of the rule's settings is displayed on the left side of the form for existing rules. This summary helps you review and confirm the rule's configurations before making further changes.