How to tell how you are doing
a. do the audience stay in the room
b. do they applaud
c. do they thank you after the event
d. do they offer to buy you beer (my favourite)
e. if it is a collection divide the total by the number in the room and your worth to them is there to see
f. do you get a re-booking
g.do they buy your CD
g. did you really enjoy it - you probably will have with any three of the above