PLEASE NOTE: Files purchased are for your personal use only and cannot be duplicated, posted online or redistributed. You must have a paypal account to complete this purchase. We will invoice you once we have received your order and link to the ordered files will be emailed to your preferred email address once payment has cleared. You can Download .pdf , .lxf , .io and a visual BOM in Excel for each model ordered- files can be used with LDD or Stud.io - you can also upload the .io files to Bricklink for bulk ordering of parts or manually ordedr with the XLSX file. Happy Building!