There is a report that can output which non-recurring members will be expiring soon.
1. Under 'Reports' select 'Member Reports'
2. Click the link for 'Advanced Member Reports'
3. In the top section choose the fields you would like to output from the drop down menus, remember to include 'Next Renew Date'
4. In the 'Selection' section set the query to the following:
5. Click 'generate report'