The grace period is the number of days during which you can use your software with complete functionality before activating your license. The user can experiment with the new features of QuarkXPress® with this fully-functional evaluation version in the grace period. The grace period starts on the day you launch your software for the first time.
QuarkXPress® 9 evaluation expires after 30 days whereas evaluation version of QuarkXPress® 8 expires after 60 days.
If you decide to buy QuarkXPress 9, you don’t have to reinstall anything.You can move directly from your fully functional 30-day QuarkXPress 9 Test Drive to a regular commercial version by entering your validation code issued at purchase, quitting the application, and then simply relaunching QuarkXPress 9.