1 - Getting started with Spring 2 - Developing web applications 4 - Working with nonrelational data 6 - Working with configuration properties 7 - Creating REST services 9 - Sending messages asynchronously 12 - Developing reactive APIs 13 - Persisting data reactively 14 - Working with RSocket 15 - Working with Spring Boot Actuator 16 - Administering Spring 17 - Monitoring Spring with JMX