This document discusses Spring Boot observability and provides tips for instrumenting applications. It recommends getting started with Spring Boot metrics and actuator endpoints, using Micrometer for custom metrics, and Spring Cloud Sleuth for distributed tracing. It also recommends using Spring Boot's integration with Wavefront and considering observability before production. The speaker shares their experience troubleshooting issues and how they discovered Dropwizard and Spring Boot, which made observability much easier.