We use an Apple/Mac-based graphics system here at BillyD's. We also recently upgraded to Adobe CS3, so we have the latest graphics software to handle your job professionally. Preferred File Formats: Adobe CS3 [.ai / .psd /.eps file.] Mac Config: OSX 10.5 Leopard Dual 1 Ghz/4 Gb RAM DVD Superdrive FTP access Airport Email Art Dept.