diff --git a/README.md b/README.md
index da1b01c..6658f84 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,8 @@
+## $5 Tech Unlocked 2021!
+[Buy and download this Book for only $5 on PacktPub.com](https://www.packtpub.com/product/hands-on-functional-programming-in-rust/9781788839358)
+-----
+*If you have read this book, please leave a review on [Amazon.com](https://www.amazon.com/gp/product/1788839358).     Potential readers can then use your unbiased opinion to help them make purchase decisions. Thank you. The $5 campaign         runs from __December 15th 2020__ to __January 13th 2021.__*
+
 # Hands-On Functional Programming in Rust
 This is the code repository for [Hands-On Functional Programming in Rust](https://www.packtpub.com/application-development/hands-functional-programming-rust?utm_source=github&utm_medium=repository&utm_campaign=9781788839358), published by [Packt](https://www.packtpub.com/?utm_source=github). It contains all the supporting project files necessary to work through the book from start to finish.
 ## About the Book