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You can share any metric you have created.
Steps
Select My Apps in the top menu
Select Metrics
Switch to the Organisation library if your metric isn’t in your Personal library (Organisation Library of Progress Trackers )
Click the Actions button for the metric you want to share
Click Edit
You might see a Locked popup. That’s okay, click Edit Anyway
You arrive on the Edit Metric page
Click Advanced to open the Advanced section
Check that the Hide from other organisations tickbox is not ticked
Describe this metric using the Description field
Press Save Changes
Once your metric has been approved, it will be listed in the Impact Store