I'd agree use of the mute button is the single biggest difference you can probably make. The next best free technique is possibly not using the laptop camera f

I'd agree use of the mute button is the single biggest difference you can probably make. The next best free technique is possibly not using the laptop camera from the desk. No one wants to see up your nose. There was a UK pub quiz last night (some 180k people joined), one of the many things that people are trying online at the moment, and the host was struggling not to show everyone the light on his ceiling.