You can limit a time entry report in CORE to certain activities by filtering it by Activity. To do so, follow these steps:

1. Select the relevant time entry report, say Time Details, in the Reports screen.
2. On the Customize dialog, select the filter Activity and choose the individual activities or a range of activities you want to include in the report.
3. Click Continue to display the filtered report.

You can also memorize this report for future use. Check CORE Help Center for details.