diff --git a/includes/class-activity-dispatcher.php b/includes/class-activity-dispatcher.php
index e3ce52d..5c91b04 100644
--- a/includes/class-activity-dispatcher.php
+++ b/includes/class-activity-dispatcher.php
@@ -74,20 +74,62 @@ class Activity_Dispatcher {
 		// check if a migration is needed before sending new posts
 		Migration::maybe_migrate();
 
-		if ( is_user_disabled( User_Factory::BLOG_USER_ID ) ) {
+		if ( is_user_disabled( Users::BLOG_USER_ID ) ) {
 			return;
 		}
 
-		$user = User_Factory::get_user( User_Factory::BLOG_USER_ID );
+		$user = Users::get_by_id( Users::BLOG_USER_ID );
 
 		$object = Post::transform( $wp_post )->to_object();
 		$object->set_attributed_to( $user->get_id() );
 
 		$activity = new Activity();
 		$activity->set_type( $type );
+		$activity->set_actor( $user->get_id() );
 		$activity->set_object( $object );
 
-		$user_id           = User_Factory::BLOG_USER_ID;
+		$user_id           = Users::BLOG_USER_ID;
+		$follower_inboxes  = Followers::get_inboxes( $user_id );
+		$mentioned_inboxes = Mention::get_inboxes( $activity->get_cc() );
+
+		$inboxes = array_merge( $follower_inboxes, $mentioned_inboxes );
+		$inboxes = array_unique( $inboxes );
+
+		$json = $activity->to_json();
+
+		foreach ( $inboxes as $inbox ) {
+			safe_remote_post( $inbox, $json, $user_id );
+		}
+	}
+
+	/**
+	 * Send Activities to followers and mentioned users.
+	 *
+	 * @param WP_Post $wp_post The ActivityPub Post.
+	 * @param string  $type    The Activity-Type.
+	 *
+	 * @return void
+	 */
+	public static function send_blog_announce_activity( WP_Post $wp_post, $type ) {
+		// check if a migration is needed before sending new posts
+		Migration::maybe_migrate();
+
+		if ( is_user_disabled( Users::BLOG_USER_ID ) ) {
+			return;
+		}
+
+		$user = Users::get_by_id( Users::BLOG_USER_ID );
+
+		$object = Post::transform( $wp_post )->to_object();
+
+		$activity = new Activity();
+		$activity->set_type( 'Announce' );
+		$activity->set_actor( $user->get_id() );
+		$activity->set_object( $object );
+
+		$activity->set_object( $object->get_id() );
+
+		$user_id           = Users::BLOG_USER_ID;
 		$follower_inboxes  = Followers::get_inboxes( $user_id );
 		$mentioned_inboxes = Mention::get_inboxes( $activity->get_cc() );