My simple tip is to buy a $15-20 wired lapel/lavalier mic from Amazon and use it instead of whatever crappy audio your laptop or monitor or webcam offers. It

My simple tip is to buy a $15-20 wired lapel/lavalier mic from Amazon and use it instead of whatever crappy audio your laptop or monitor or webcam offers. It pics up your voice so much clearer and makes a world of difference. You can still use the speaker outputs or whatever you prefer, but the mic takes it to a better level of quality for people listening to you speak.