I assume when people post an unknown product or service question in the Q&A like it's a commonly known household name, the lack of recognition is the first filter for the question. But, it would go a long way if you and others were to post a description of or link to the product or service - for the observers in the Q&A - so they might learn from the question.

Never heard of the company.  I wish you all the best with whatever it is you are wanting to do. 

I am not familiar with Stream Yard. This could be a good blog topic for you.

Never heard of them. So can't assist! Good luck.

I generally use zoom for this, may want to play with this service and see if I like it.

No, never heard of it Karen.  And honestly I have no desire to take on anymore new platforms etc.

I don't use it, but i know someone who does, and he reports that it's one of the best for professional live streaming. Mac and PC