diff --git a/apps/pipe-easy/README.md b/apps/pipe-easy/README.md
index ad41e8a..92f3ab9 100644
--- a/apps/pipe-easy/README.md
+++ b/apps/pipe-easy/README.md
@@ -19,15 +19,15 @@ In this first exercice, you add calling a simple function inside your template.
 1. Fork the project
 2. clone it
 3. npm install
-4. **nx serve pipe-easy**
+4. `npx nx serve pipe-easy`
 5. _...work on it_
 6. Commit your work
 7. Submit a PR with a title beginning with **Answer:8** that I will review and other dev can review.
 
 <a href="https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A8+label%3Aanswer"><img src="https://img.shields.io/badge/-Solutions-green" alt="Pure simple pipe"/></a>
 
-<!-- TODO: uncomment when done late -->
-<!-- <a href='https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A{challenge number}+label%3A"answer+author"'><img src="https://img.shields.io/badge/-Author solution-important" alt="{Project name} solution author"/></a>
-<a href="{Blog post url}" target="_blank" rel="noopener noreferrer"><img src="https://img.shields.io/badge/-Blog post explanation-blue" alt="{Project name} blog article"/></a> -->
+<a href='https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A{challenge number}+label%3A"answer+author"'><img src="https://img.shields.io/badge/-Author solution-important" alt="Pure simple pipe solution author"/></a>
+
+<!-- <a href="{Blog post url}" target="_blank" rel="noopener noreferrer"><img src="https://img.shields.io/badge/-Blog post explanation-blue" alt="Pure simple pipe blog article"/></a> -->
 
 _You can ask any question on_ <a href="https://twitter.com/laforge_toma" target="_blank" rel="noopener noreferrer"><img src="./../../logo/twitter.svg" height=20px alt="twitter"/></a>
diff --git a/apps/pipe-hard/README.md b/apps/pipe-hard/README.md
index 3725666..3157f9b 100644
--- a/apps/pipe-hard/README.md
+++ b/apps/pipe-hard/README.md
@@ -19,15 +19,15 @@ In this third exercice, you want to access utils functions. Currently we cannot
 1. Fork the project
 2. clone it
 3. npm install
-4. **nx serve pipe-hard**
+4. `npx nx serve pipe-hard`
 5. _...work on it_
 6. Commit your work
 7. Submit a PR with a title beginning with **Answer:10** that I will review and other dev can review.
 
 <a href="https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A10+label%3Aanswer"><img src="https://img.shields.io/badge/-Solutions-green" alt="Strongly Typed pipe"/></a>
 
-<!-- TODO: uncomment when done late -->
-<!-- <a href='https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A{challenge number}+label%3A"answer+author"'><img src="https://img.shields.io/badge/-Author solution-important" alt="{Project name} solution author"/></a>
-<a href="{Blog post url}" target="_blank" rel="noopener noreferrer"><img src="https://img.shields.io/badge/-Blog post explanation-blue" alt="{Project name} blog article"/></a> -->
+<a href='https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A{challenge number}+label%3A"answer+author"'><img src="https://img.shields.io/badge/-Author solution-important" alt="Strongly Typed pipe solution author"/></a>
+
+<!-- <a href="{Blog post url}" target="_blank" rel="noopener noreferrer"><img src="https://img.shields.io/badge/-Blog post explanation-blue" alt="Strongly Typed pipe blog article"/></a> -->
 
 _You can ask any question on_ <a href="https://twitter.com/laforge_toma" target="_blank" rel="noopener noreferrer"><img src="./../../logo/twitter.svg" height=20px alt="twitter"/></a>
diff --git a/apps/pipe-intermediate/README.md b/apps/pipe-intermediate/README.md
index 61be6df..c33f3df 100644
--- a/apps/pipe-intermediate/README.md
+++ b/apps/pipe-intermediate/README.md
@@ -20,15 +20,15 @@ The goal is to create a `wrapFn` pipe to wrap your callback function though a pi
 1. Fork the project
 2. clone it
 3. npm install
-4. **nx serve pipe-intermediate**
+4. `npx nx serve pipe-intermediate`
 5. _...work on it_
 6. Commit your work
 7. Submit a PR with a title beginning with **Answer:9** that I will review and other dev can review.
 
 <a href="https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A9+label%3Aanswer"><img src="https://img.shields.io/badge/-Solutions-green" alt="WrapFn pipe"/></a>
 
-<!-- TODO: uncomment when done late -->
-<!-- <a href='https://github.com/tomalaforge/angular-challenges/pulls?q=label%3A{challenge number}+label%3A"answer+author"'><img src="https://img.shields.io/badge/-Author solution-important" alt="{Project name} solution author"/></a>
-<a href="{Blog post url}" target="_blank" rel="noopener noreferrer"><img src="https://img.shields.io/badge/-Blog post explanation-blue" alt="{Project name} blog article"/></a> -->
+<a href='https://github.co m/tomalaforge/angular-challenges/pulls?q=label%3A{challenge number}+label%3A"answer+author"'><img src="https://img.shields.io/badge/-Author solution-important" alt="WrapFn pipe solution author"/></a>
+
+<!-- <a href="{Blog post url}" target="_blank" rel="noopener noreferrer"><img src="https://img.shields.io/badge/-Blog post explanation-blue" alt="WrapFn pipe blog article"/></a> -->
 
 _You can ask any question on_ <a href="https://twitter.com/laforge_toma" target="_blank" rel="noopener noreferrer"><img src="./../../logo/twitter.svg" height=20px alt="twitter"/></a>