Communities are a dedicated space for you and your audience to connect with each other right from your channel. In your Community, your subscribers can start discussions about your videos, share pictures, start polls, and other activities that create more engagement about your videos. You can choose whether or not you want to make a Community available on your channel. Communities on YouTube You can start your own Community if: Learn more about how to moderate your Community. Once youâve turned on your Community, you can write a welcome post for your subscribers. You can use a creator heart to show appreciation for a viewer's post in your Community. On the lower right of the post, viewers will see your profile picture with a next to it.