diff --git a/docs/errata/improvements.md b/docs/errata/improvements.md
index 9155fc4..deacb3c 100644
--- a/docs/errata/improvements.md
+++ b/docs/errata/improvements.md
@@ -4,11 +4,17 @@ If you have suggestions for improvements, then please [raise an issue in this re
 
 - [Improvements](#improvements)
 - [Print Book](#print-book)
+  - [Page 153 - Writing a function that returns a value](#page-153---writing-a-function-that-returns-a-value)
 - [Bonus Content](#bonus-content)
 
 # Print Book
 
-None so far.
+## Page 153 - Writing a function that returns a value
+
+At the end of this section there is a note box that explains that we could use the `C` format code to format the output as currency. If you are running on a computer in a culture that uses Euros then to show the Euro currency symbol you must enable UTF-8 encoding. Add the following statement before doing any writing to the console:
+```cs
+Console.OutputEncoding = System.Text.Encoding.UTF8;
+```
 
 # Bonus Content