Every story/comment is considered an 'item', which you can 'pin' or 'close'. 'Pin' items if you are interested in following the replies to it. 'Close' items, if don't want to follow that thread of conversation.
Every story/comment is considered an 'item', which you can 'pin' or 'close'. 'Pin' items if you are interested in following the replies to it. 'Close' items, if don't want to follow that thread of conversation.