Yes, multiple emails be used to access one Spotlight Cloud account.
Let's presume there are accounts A, B, C. User A already has an account on https://www.spotlightcloud.io and monitoring connections on Spotlight Cloud site. Users B and C want to see the same data as User A.
In this case perform the following
1. Sign into https://www.spotlightcloud.io with account A.
2. Click on icon picture on top-right corner and click Account Settings option.
3. Select People section from left-side navigation bar. Invite users B and C using by clicking Invite Member button and entering their user email accounts.
4. Users B and C will receive an invite email from email@example.com.
5. Users B and C to click the accept invitation button inside the email and sign up on the Spotlight Cloud site
6. Users B and C can now see monitoring data of the organization of user A on Spotlight Cloud site