There is an installation guide for the In/Out fixed cage.
There are three PDF quick setup guides available: Net Device, Line Device, and Cage.
Interesting other pages not listed in the menu are: Accessories, Pickleball, Clinic, Fixed Installation.
If you experience an issue with your In/Out device, first visit the troubleshooting page. Then fill the support form through the In/Out helpdesk.
If you don't own an In/Out and have a question, contact the In/Out team.