E-Book: This PDF version of the book (60 MB) can be viewed on any PC, Mac, smartphone or tablet. Due to the large size of this file, each E-Book must be manually watermarked upon order. Once the file is prepared, an email will be sent to customers with a "We Transfer" download link. AOS staff will send the download link as soon as possible, typically on the same or following business day, upon receipt of payment. Each download link will remain active for 7 days.