With a little bit of this, and a little bit of that, through several variations, improv could quite possibly be one of the most said and most heard words in the entire Edinburgh Fringe, especially in the flyering zones, but it remains one of the most popular genres out of everything that is on offer. Improv done well can see tickets flying out the door, and if you are lucky enough to have a ticket to see Murder She Didn't write by Degrees of Error burning a hole in your pocke