In times of economic uncertainty, it is very easy to stick to what you know and hope that you can ride out the storm. But more print service providers (PSPs) are realizing that, as the demands and tastes of the market change, so must their products and services. In some cases this may mean investigating the potential for completely new revenue streams. Sign and graphics producers in particular should take a good look at digital signage as a way to boost both their profits and their profile.