public function define_trigger() {

		$trigger = array(
			'author'              => Automator()->get_author_name( $this->trigger_code ),
			'support_link'        => Automator()->get_author_support_link( $this->trigger_code, 'integration/buddyboss/' ),
			'integration'         => self::$integration,
			'code'                => $this->trigger_code,
			/* translators: Logged-in trigger - BuddyPress */
			'sentence'            => 'A user gains a new follower',
			/* translators: Logged-in trigger - BuddyPress */
			'select_option_name'  => 'A user gains a new follower',
			'action'              => 'bp_start_following',
			'priority'            => 99,
			'accepted_args'       => 1,
			'validation_function' => array( $this, 'bp_start_following_user' ),
			'options'             => array(),
		);
		Automator()->register->trigger( $trigger );
		return;
	}