You can save the previously created spaces as a template to prepare them much faster when you want to use them again for other prospects.
To do this, while inside your space, click on the 3 dots in the upper right corner and then click on the save as a template button.
Specify a name for your template in the window that opens. You can also assign a tag if you want, eg. Like Cold Outreach, Onboarding, etc..
After clicking the Save as a template button, your template will be saved. You can view all your templates by clicking the templates button at the top left of your screen.