Once you have a check-in configured, everyone you've selected to fill it out will receive a reminder each day it's due.

By default, each person will receive a reminder by email:

And if you have Slack connected, each person will receive a DM on Slack (note that the Jell Slack bot doesn't support check-ins at the moment):

Each user can configure where they receive reminders by going to Notifications from the menu:

From here, they can toggle if they get notifications from email or Slack:

Did this answer your question?