Some resources for your comms prep: These are great playlists to get your first license or upgrade your license.
Tech Playlist (07-01-2018 to 06-30-2022 Question Pool)
General Playlist (07-01-2019 to 06-30-2023 Question Pool)
Extra Playlist (07-01-2020 to 06-30-2024 Question Pool)
Also, becoming a VE is a great way to get more involved in the community.