Used for: filling a field with a combination of other fields and static text or numbers.
With the "combine value" rule you can take a field and fill it with the contents of other fields and/or a static value of your choice. This means you can get really creative with filling up the content of a field. The "combine value" rule is often used to add color and/or size information to the title or the ID of a product. In the example below we show how you can add the color to your product titles, which can improve your product's performance on your export channels.
By adding the "If color isn't empty" condition, you make sure that you only add the - [color] to the title when there is a color available. Otherwise, you would have titles with a "-" at the end for the products of which the color field is empty. The rule above results in the following output: