Before inviting guests to your event you need to create attendees. There are 4 options to add attendees:

- Add a new attendee - shown below
- Select 
attendees from existing contacts - for more information click here

- Select attendees from previous events - for more information click here
Import attendees from CSV file - for more information click here

This can be done by navigating to [myINTERACT]> [My Events]> [Edit Event]> [Attendees]> [Add Attendee(s)] then follow the steps shown below

NOTE: any fields marked with (*) are mandatory fields