Few scenario you need to go thru your existing assets in the inventory, and make decision to deleting them else will hit the license limit, since it licensed by total IP count basis.
Below the standard operating procedure (SOP) how to deleting assets in BeyondInsight
You can remove assets from the Assets list. The assets are removed from the list immediately and later removed from the database during the nightly data purge.
To delete assets:
1. Log on to BeyondInsight, and then select the Assets tab.
2. Select the assets, and then click X. You can select more than one asset at a time.
3. Click Yes to confirm.