I own 4 websites
site1.com shop.site.com site2.com site3.com
Using this information I will get a global report that shows how websites interacts.
How to keep getting separate reports for every website also?
Easy to do. You need to create a profile for each domain, then make a filter for each profile to only collect data for a single domain.
For example for
Repeat for each domain. Data will only be collected once the profile is created.