This is impolite but it might be that the services you offer are in decreasing demand in general. Your return customers know what a great show you do and it be

This is impolite but it might be that the services you offer are in decreasing demand in general. Your return customers know what a great show you do and it becomes tradition and they obviously love it. But the difficulty finding new clients (something we all face) may be partially due the world moving on.