In case you do not trust to buy from us, please email with the name of the book you want to buy, we will show you a part of the book, and record a video for you to see the overview of the book file if you want.

Normally if the document file is available on the system, you will receive an email with the ebook file attached after a few minutes. If your document file is not available, we will need 1 day to process it and convert it into a pdf file for you.

If our ebook delivery time is not as expected, please contact us by email before we process your ebook file. We will definitely refund 100%, don’t worry. We will not process any refund case if you open dispute on Paypal (If you pay by Paypal), please contact us calmly, we will handle it for you.

We are willing to refund 100% for cases with legitimate and reasonable reasons (you cannot wait to receive the book file, the book quality is damaged, cannot open the book file). Note that before wanting a refund, please email us first, absolutely do not open a case on Paypal, we will not resolve any cases that open disputes or cases on Paypal! Just email us, your case will definitely be resolved!

Your data will be 100% protected by us and your purchase data will be secured by Paypal and Stripe which are used as payment methods on our site.