If you want to print from the specified first page to the end of the document, you can leave 9999 in the To field. The value in the From field must be less than the value in the To field. Select the option you want to use. Signature is useful for booklet or tabloid jobs. Make sure that when you create your documents for a signature job, that the page images are half the size of the paper stock you plan to use.
Portrait Has the largest dimension of the paper size aligned vertically.
The largest dimension of the paper size is aligned horizontally. The Rotation option determines how the images will be printed on the page. The images will be rotated on the page by the amount selected. This setting will affect all of the pages in the current print job. Click the option you want to use.