Despite the rumors, text printed on dead trees is alive and kicking. At its core, print is one of the ways in which customers are directed to the electronic medium, be it a Website URL or email address.
Good printed materials may even be more important than the Web-based ones since the initial communication is done using business cards, stationery, forms, etc. Given that most customers will judge you by the quality of these printed materials, it is important to put your best foot forward.