Small talk is a common way to break the ice and start a conversation with someone you don't know well. There are many different types of small talk, but one of the simplest and most effective is the Hi - Hi exchange. The Hi - Hi exchange is a simple greeting that can be used in a variety of situations. It is a great way to start a conversation with someone you meet at a party, a networking event, or even just a casual encounter on the street. A Small Talk Hi - Hi Sticker.