Odoo Experience online conference 2 days. You can watch the Keynote by founder Fabien Pickaers, which is a great walkthrough of Odoo for end to end business enablement.
https://www.odoo.com/event/odoo-experience-2020-2020-09-30-2020-10-02-2622/track/opening-keynote-unveiling-odoo-14-3873