SUMMARY
This tech note describes how to combine attribute elements in a selector such as a drop down selector in Strategy Web 9.x. This will allow a user to choose multiple attribute elements in a single selection.
ACTION
1. In Strategy Desktop, create a new Custom Group.
2. Create a Custom Group element defined as Region in list Northeast,Northwest.
3. Create a second Custom Group element defined as Region in list Southeast, Southwest.

4. Create a report with the Custom Group, the Region attribute and the Profit metric

5. In Strategy Web, create a new document with the report as a dataset.
6. Add a grid to the document with the Region attribute and Profit metric.
7. Insert a Drop-down selector

8. Right Click the selector and choose Properties and Formatting.
9. In the Properties and Formatting window, choose Properties > Selector. Set the Action Type to "Choose Attribute Element", set the Custom Group as the Source, and set the Grid as the target for the selector.

10. Execute the document. The selector will allow you to choose a Custom Group element and the Grid will display each region in the Custom Group element.
