The UniVET System 2009 enables the simple change for the higher version with help of the automatic or manual activation. For example if you are using the free version Lite edition, it is possible simply to buy the UniVET System 2009 Home edition, to activate this product with the obtained license number and that is all. Select the menu SUPPORT -> higher license purchasing, it opens the dialog.  If you select the first option, it opens the Internet browser on the pages www.univetsystem.com, on the e-shop where it is possible comfortably to buy the program. If you already obtained the license number, select the second option and continue in the activation whether automatically or manually.