Go to OSlash dashboard - app.oslash.com
Click on Members on the sidebar
Just click the "+" Icon on the top right-hand side corner of the screen
You can either add their email address as shown below and send an invite
Or you can copy the invitation link and share it with your team member. Your team member will be automatically added once they click the invite link
And that's it! 🎉 Welcome your teammate by sharing your favorite Shortcuts already!