What Use Is An F-call?

What use is an F-call? In the normal day-to-day interaction between amateurs on air we use the procedure to say the other station's call-sign, followed by our own. If there's two people on-air, this is a simple way to have a discussion. But what if there are more? If it's informal, we tend to talk in a circle, that is, we keep handing the microphone to the next person in the line. For this to work, you need to remember who comes after you, so you can hand it over to them. If you want to join in a discussion like this, say your callsign between hand-overs and you'll be asked to join in. It's best to wait for a whole circuit, so you know who is in the discussion and what the sequence of people is. Again, you need to remember who comes after you. Sometimes this descends into anyone talks to anyone, but often that means that one or more people miss out, so be mindful of those who are sitting on the side, they too might have something to share. If the discussion is a more regular occurrence, it might turn int