1. Running Roaring Penguin under a virtual machine always imposes a performance penalty. In addition, Roaring Penguin has had reports of database corruption when very busy sites run under virtual machine such like VMWare; please proceed with caution.
2. If you are upgrading from an earlier version of CanIt-Domain-PRO, follow the same steps of installation. The installation scripts will detect existing installations and minimize the amount of software which gets reinstalled. They will also preserve your existing CanIt-Domain-PRO database.