The Marketing department is using some similar KPIs in different apps that need to be...

This method allows the data architect to store the KPIs in a single repository and then use INCLUDE statements to load them into the other apps. This makes it easy to modify the KPIs in one place and have the changes reflected in all the apps.Source: Qlik

A variable repository is a central location where all of the master items used in the apps can be stored and managed. By creating a variable repository and loading the master items into each app using INCLUDE statements, the data architect can make modifications to the master items in one place, and the changes will be automatically propagated to all of the apps that use the master items.

This method allows for easy management of the master items and eliminates the need to make changes to each app individually, which can be time-consuming and prone to errors.