Update good-practices.md

docs/book/src/reference/good-practices.md

@@ -16,7 +16,7 @@ Writing reconciliation logic according to specific events, breaks the recommenda
 
 Building your operator commonly involves extending the Kubernetes API itself. It is helpful to understand precisely how Custom Resource Definitions (CRDs) interact with the Kubernetes API. Also, the [Kubebuilder documentation](./cronjob-tutorial/gvks.html) on Groups and Versions and Kinds may be helpful to understand these concepts better as they relate to operators.
 
-By developing Operator pattern solutions, we extend the Kubernetes api. Understanding the [best practices][sdk-bestpractices] and following the design patterns is important in the development process. 
+By developing Operator pattern solutions, we extend the Kubernetes api. 
 
 ## Why should one avoid a system design where a single controller is responsible for managing multiple CRDs (Custom Resource Definitions)(for example, an _'install_all_controller.go'_)?