How to Purchase.

You purchase from inside the e-book itself via its internal payment gateway. This is 100% safe and secure and uses 125bit encryption for your transaction. Our e-books have a free to try, unlocked section and a locked section. If you wish to read the whole e-book you need to purchase its license for a one time, non-recurring fee and unlock the e-book. That's it its all your to enjoy forever! Pay via credit card from inside the e-book through the secure payment gateway. Make sure you are connected to the internet and not being blocked by a firewall.  Follow the easy wizard instructions when prompted and input your details. At the end of the transaction you will receive your unlock code and instructions to immediately have access to the whole e-book. Save these details incase you need them later. Use the code you receive to unlock the e-book for use on your computer. For care of our customers, your card details are not stored after the secure transaction for reasons of increased security and your privacy is ensured. Your card statement will appear with "eSellerate" as the description regarding your credit card transaction. Remember when you by a New Amsterdam Press e-book you also get our 90 day %100 money back satisfaction guarantee. Enjoy!

NOTE: We use eSellerate USA (www.esellerate.net) to process all e-book orders via the inbuilt payment gateway inside the e-book itself. eSellerate utilizes the strongest security and anti-fraud features available on the Internet and never stores your financial data on their system! Your credit card data is passed directly to your bank and no one but the bank has access to your sensitive information. eSellerate are also approved by the Better Business Bureau and have been a major US software sales company and payments provider since 1987!