calendar tree form gantt Meetings crm.meeting calendar,tree,form,gantt {"search_default_user_id":uid, 'search_default_section_id': section_id} The meeting calendar is shared between the sales teams and fully integrated with other applications such as the employee holidays or the business opportunities. You can also synchronize meetings with your mobile phone using the caldav interface. calendar tree form gantt Meeting Invitations ir.actions.act_window calendar.attendee form tree,form [('ref','like','crm.meeting,')] {"search_default_toreview":1, "search_default_user_id":uid} With Meeting Invitations you can create and manage the meeting invitations sent/to be sent to your colleagues/partners. You can not only invite OpenERP users, but also external parties, such as a customer.