When designing websites with wordpress, you need some premium plugins. Even though buying is the right thing to do, I believe there is no point buying something if you can get it for free. So this video shows you how to get premium plugin for free. If you feel the need to get support from the plugin author, you will need to purchase the plugin but 9 out of 10 times you wont be needing support.
Update: The website is now www.Wplocker.com