What happens when I reach 500 submission storage

Do I need to reset my submissions?  What happens when I reach 500?

You may delete submissions or the system will automatically replace the oldest submissions with your recent ones.

https://www.jotform.com/help/408-Understanding-Your-Account-Usage-and-Limits

Before deleting any submissions though, you may want to create a backup.

https://www.jotform.com/help/73-How-to-Download-Form-Submissions-as-Excel-CSV-PDF

https://www.jotform.com/help/356-How-to-Download-the-Submission-Files

https://www.jotform.com/help/377-How-to-Delete-Form-Submission-Data