You'll find step-by-step instructions here.
Open the SeedCode_Subscribe_Setup.fmp12 file. Click the "New Calendar" button.
Give the calendar a name, then describe your new calendar on each of the numbered tabs:
You can use our public engine for testing. Just turn the "use public engine" switch on the "Server settings" tab. (Your events will be watermarked with ****DEMO******. But don't worry, we don't actually change your data).
Subscribe in iCal, on an iPhone, and in Google Calendar. Details here.