Please pay attention to the following tips when you activate the software:
1. It is highly recommended to copy and paste code instead of entering it directly. But pay attention that there is no space at the beginning & end of the code.
2. Please pay attention to the hyphen between numbers and the capital letters if you want to enter the code directly.
3. The software should be activated before the end of the year Dec.31,2011. Once it is activated, it could be used and kept without any function limitation as long as you don't reinstall the system. And there will no free upgrade for giveaway version.