Quality--From raw material purchasing to production control, to product testing, the company has been carrying out strict quality control procedures to ensure good quality of Each watch.
To install on the Windows 8 PC, I used a product key given to me by Microsoft for pre-release testing, otherwise you would have to go to Office.com to buy a subscription and get a product key. (A free 30-day trial is available.) The Windows 8 PC install took about 20 minutes, and a helpful introduction walked me through key points of Office 365.