diff --git a/README.md b/README.md
index 88b8561..ddeaa71 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,9 @@ A collection of awesome penetration testing resources, tools, books, , confs, ma
   - [Malware Analysis Books](#malware-analysis-books)
   - [Windows Books](#windows-books)
   - [Social Engineering Books](#social-engineering-books)
+  - [Lock Picking Books](#lock-picking-books)
+- [Vulnerability Lists](#vulnerability-lists)
+- [Courses](#courses)
 - [Information Security Conferences](#information-security-conferences)
 - [Information Security Magazines](#information-security-magazines)
 - [Awesome Lists](#awesome-lists)
@@ -37,6 +40,7 @@ A collection of awesome penetration testing resources, tools, books, , confs, ma
 ### Online Resources
 #### Penetration Testing Resources
 * [Metasploit Unleashed](http://www.offensive-security.com/metasploit-unleashed/) - Free Offensive Security metasploit course.
+* [PTES](http://www.pentest-standard.org/) - Pen Test Execution Standard
 
 #### Shell Scripting Resources
 * [LSST](http://www.freeos.com/guides/lsst/) - Linux Shell Scripting Tutorial.
@@ -132,11 +136,16 @@ A collection of awesome penetration testing resources, tools, books, , confs, ma
 * [Social Engineering: The Art of Human Hacking by Christopher Hadnagy, 2010](http://wiley.com/WileyCDA/WileyTitle/productCd-0470639539.html)
 * [Unmasking the Social Engineer: The Human Element of Security by Christopher Hadnagy, 2014](http://wiley.com/WileyCDA/WileyTitle/productCd-1118608577.html)
 
-#### Lock Picking
+#### Lock Picking Books
 * [Practical Lock Picking by Deviant Ollam, 2012](https://www.elsevier.com/books/practical-lock-picking/ollam/978-1-59749-989-7)
 * [Keys to the Kingdom by Deviant Ollam, 2012](https://www.elsevier.com/books/keys-to-the-kingdom/ollam/978-1-59749-983-5)
 
 
+### Courses
+* [Offensive Security Training](http://www.offensive-security.com/information-security-training/) - Training from BackTrack/Kali developers
+* [SANS Security Training](http://www.sans.org/) - Computer Security Training & Certification
+
+
 ### Information Security Conferences
 * [DEF CON](https://www.defcon.org/) - An annual hacker convention in Las Vegas.
 * [Black Hat](http://www.blackhat.com/) - An annual security conference in Las Vegas.