public function printPreamble() {
    $this->logger->notice("This command will initialize support for Acquia Cloud Site Factory by performing the following tasks:");
    $this->logger->notice("  * Adding drupal/acsf and acquia/acsf-tools the require array in your composer.json file.");
    $this->logger->notice("  * Executing the `acsf-init` command, provided by the drupal/acsf module.");
    $this->logger->notice("  * Adding default factory-hooks to your application.");
    $this->logger->notice("  * Adding `acsf` to `modules.local.uninstall` in your blt.yml");
    $this->logger->notice("");
    $this->logger->notice("Note that the default version of PHP on ACSF is generally not the same as Acquia Cloud.");
    $this->logger->notice("You may wish to adjust the PHP version of your local environment and CI tools to match.");
    $this->logger->notice("");
    $this->logger->notice("For more information, see:");
    $this->logger->notice("<comment>http://blt.readthedocs.io/en/latest/readme/acsf-setup</comment>");
  }