Clicking Like below a post on GCcollab is an easy way to let people know that you enjoy it without leaving a comment. Like a comment, and it will be visible below the post.

How to Like

Click the thumbs-up icon. You have now ‘liked’ the post.

How to cancel your Like (or un-Like)

Click the thumbs-up icon. Your Like is now removed from the post. 

This is only to cancel your existing Like on a post. You cannot dislike or show your disapproval for a post.