flavor "free"

free usage of the miadi:api
free usage of the miadi:publish (Outlook similar client)
free usage of the elements for your website (miadi:widgets)
free mail service to your customer with your events
including patches and updates
support by mail
events will also be found and shown on the miadi:portal
event data can be sold by miadi
all event data stored on miadi:db (you can generate backups any time you like for free)
2500 requests from your website (API requests) per month