mail.activity.type.form.inherit.documents mail.activity.type Activity Types mail.activity.type list,kanban,form ['|', ('res_model', '=', False), ('res_model', '=', 'documents.document')] {'default_res_model': 'documents.document'}

No activity types found. Let's create one!

Those represent the different categories of things you have to do (e.g. "Call" or "Send email").