Tammy I am sure you know that real-world and optimal or correct are two different things. Listening to the clips themselves may not be all that educational. The dissection afterwards about what might have been a better way to go about it is equally valuable.
I suggest using the Search function on this site as a start.
Also, you should understand the various definitions of "emergency." Not everything that you mention is an "emergency" Are you a pilot? What do you mean by "the best way to 'ATC'"?
