How to Add a Comment on a Friend's Check in on Foursquare

To add a comment on a friend's check-in on Foursquare, follow these steps:

1. Log in to your Foursquare account and navigate to your friend's check-in that you want to comment on. 2. Scroll down to the comments section below the check-in. 3. Click on the "Add a comment" field to open the comment box. 4. Type your comment in the box and click "Post" to publish it. 5. Your comment will now be visible to your friend and others who have access to the check-in.

Note: If the check-in is set to private, only your friend and approved contacts will be able to see your comment. If the check-in is set to public, your comment will be visible to anyone who can view the check-in.