In order to use VMInvoice, you will need:
• 600-MHz or higher CPU
• Microsoft Windows XP/2003/Vista or Windows 7 (either 32 or 64 edition).
• Display minimum resolution: 1024 x 768
• at least 512 MB of RAM
• 30 MB of available hard disk space.
• In order to print invoices, you will need a laser or ink jet printer.