Mini-disks help send customers to Web site

No matter what you call them ? interactive business cards, micro CDs or mini marketing disks ? these interactive promotional tools have added a whole new spin to traditional marketing methods.

A step beyond the basic brochure, the disks can hold content as elaborate as a corporate music video or as simple as the addition of voice over video content. They come in sizes ranging from round to nearly any shape desired, and they are readable by any computer with a tray-loading CD-ROM.

A number of advertising and marketing firms are producing the disks for clients. Some, like Leopard Communications…