My team does this really well. If you have something to say, put a finger up. If you see someone else with a finger up, put up two. Or three, or whatever, so it

My team does this really well. If you have something to say, put a finger up. If you see someone else with a finger up, put up two. Or three, or whatever, so it's a queue. Which is a good indicator to the current speaker how soon they need to do talking. If you need to interject, we have another hand signal. We also have signals for "I agree" / "+1", "ouch", "pause", etc.