When people log into 15Five for the first time after being invited, they will see an onboarding guide walking them through the heart of 15Five—the Check-in. To get a preview of this onboarding walkthrough for your role, use this link. The onboarding walkthrough will vary slightly for reporters, reviewers, and account creators.
The above link will show you the respective guide based on your role in 15Five, ie if you are the account creator, the link will pull up the account creator guide. If you are a reviewer, you will see the reviewer guide. Below are screenshots for all roles, in case you're an account administrator who wants to view the walkthroughs as your people will.
Onboarding walkthrough for reporters
Onboarding walkthrough for reviewers and account administrators