Update README.md

README.md

@@ -131,6 +131,9 @@ This repository is an attempt to consolidate useful resources for Site Reliabili
 - [ ] [Identifying and tracking toil using SRE principles](https://cloud.google.com/blog/products/management-tools/identifying-and-tracking-toil-using-sre-principles)
 - [ ] [Building SRE from Scratch](https://medium.com/ibm-garage/building-sre-from-scratch-485e23985bbd)
 - [ ] [SRE at Google: Our complete list of CRE life lessons](https://cloud.google.com/blog/products/devops-sre/sre-at-google-our-complete-list-of-cre-life-lessons)
+- [ ] [Incident Management vs. Incident Response - What's the Difference?](https://rootly.io/blog/incident-management-vs-incident-response-what-s-the-difference)
+- [ ] [Practical Guide to SRE: Using SLOs to Increase Reliability](https://rootly.io/blog/practical-guide-to-sre-using-slos-to-increase-reliability)
+- [ ] [Practical Guide to SRE: Automating On-Call](https://rootly.io/blog/practical-guide-to-sre-automating-on-call)
 
 ## Interview