To get XPOINT points, submit your work under the "XTRA AP tab in the XTRA Terminal app. Every time another ambassador (starting from level 1: "Extrordinary 1") puts an emoji response "❤️" on your work, you will receive XPOINTS in the amount described above.
The ability to rate other members' work is available to all ambassadors starting with the Extraordinary 1: Extraordinary 1 role. To rate posts of high quality and your favorite ones, go to the "XTRA AP tab in the XTRA Terminal app and put a reaction "❤️" to another ambassador's work.