Macintosh-specific fonts don’t function on PCs, and Windows PostScript or TrueType fonts don’t automatically work on a Mac (they can be forced: see the “Font Trick” note below). That’s why there are a number of utilities to convert PC fonts to Macintosh fonts, and vice versa.
The most common motivation for such gyrations is to submit a Windows-based job to a Mac-based print service provider. There is only one correct way for the print service provider to treat the job, but unfortunately it’s not what usually happens. The solutions range from bad to bearable to acceptable.
Bad idea. Copy the job to a Mac and use the closest available fonts. “Hmmm... Helvetica is pretty much the same as Arial, isn’t it?”
Painful compromise. If the font vendor’s ...