New Year's Resolution: Switch to privacy-focused apps. Here are some great options: https://tutanota.com/blog/posts/how-to-leave-google-gmail/ 🎉
Suggestion - you should set up your own mastodon instance for your users. So it will open up the world of federation much easier for them :)
Follow friends and discover new ones. Publish anything you want: links, pictures, text, video. This server is run by the main developers of the Mastodon project. Everyone is welcome as long as you follow our code of conduct!