All of the reasons listed above are why I have decided to invest my $1500 -$5000 in house.
I invested in things that will help me do better business with the customers I already have.

How do they show promoters expect the average glass blower that works ALONE to spend that kind of money to sit at a booth for just 2-3 days. Then your money is gone, and you still have to work hard to get these potential clients to not only remember you but buy from you consistently.