Required User Privileges: Company Admin
Note that restricting the user's team access will consequently filter out information shown throughout the administration pages accessible from the Manage menu for that specific user.
The first step is to click on Manage at the bottom left corner of SalesScreen.
A menu will pop up, where you can proceed to click on Users under the Company headline:
You will then reach the Users Management page. In the list, identify your user and click on the Name:
Once in the Edit user pop-up window, click on Team Access on the top navigation:
Once in the Team Access tab, select the different teams you would like this user to get access to and click Save Changes:
Note that the changes will only be reflected within SalesScreen's interface once the user has refreshed his web-browser.