SS4 main site in root but some pages in subfolder

General
1

Hi to all, in SS4 i have a site in the /root. I need to create a sub-site into another folder.

mainSite

  • subsite

What is the best approach doing this?

  1. same ss installation, different class/templates? Any how to appeciated.

  2. a new ss4 installation into the /root/subfolder?

Thanks!