The Full Registration license is a traditional, one-time shareware license registration, providing unlimited time usage for the current version plus minor updates and fixes.Personal Use License: Poker Sidekick is licensed for personal use only by a single, licensed user on a single PC at a time, and can be installed on more than one PC, so long as only one copy of Poker Sidekick is used by the licensed user at any point in time.Immediate Use: If you already installed the Poker Sidekick 30-day trial, then you have the retail product installed already, and all you need do is enter your license key (which will be emailed to you within moments of purchase).For more details, see:http://www.poker-sidekick.com/poker-sidekick.htmlIf you have further question, please contact support@royalflushclub.com