Dear Sam Rosen,
Good day! Thank you for posting your query in our community.
Based on your description, you want to create a group to store group forms.
There are many ways to create Microsoft 365 Groups, like from Outlook, Teams, and SharePoint. You can check the following image:
For example in SharePoint, you need to create a SharePoint Team site:
Here is an official article about how to create Microsoft 365 Groups for your reference: Learn about Microsoft 365 Groups - Microsoft Support
If you still have other questions about it, please feel free to post back.
Sincerely,
Jazlyn | Microsoft Community Moderator