diff --git a/doc/getting-started.md b/doc/getting-started.md
index ca3e980b..99aa72ff 100644
--- a/doc/getting-started.md
+++ b/doc/getting-started.md
@@ -1,16 +1,19 @@
 # Getting Started
 
-1. [First Steps]()
-2. [Deploy Jenkins]()
-3. [Configure Seed Jobs and Pipelines]()
-4. [Install Plugins]()
-5. [Configure Authorization]()
-6. [Configure Backup & Restore]()
-7. [Debugging]()
+This document describes a getting started guide for Jenkins operator and an additional configuration.
+
+1. [First Steps](#first-steps)
+2. [Deploy Jenkins](#deploy-jenkins)
+3. [Configure Seed Jobs and Pipelines](#configure-seed-jobs-and-pipelines)
+4. [Install Plugins](#install-plugins)
+5. [Configure Authorization](#configure-authorization)
+6. [Configure Backup & Restore](#configure-backup-&-restore)
+7. [Debugging](#debugging)
 
 ## First Steps
 
-// TODO install operator etc.
+Prepare your Kubernetes cluster and set up access.
+Once you have running Kubernetes cluster you can focus on installing Jenkins operator according to the [Installation](installation.md) guide.
 
 ## Deploy Jenkins
 
diff --git a/doc/how-it-works.md b/doc/how-it-works.md
index d8738374..066e92f7 100644
--- a/doc/how-it-works.md
+++ b/doc/how-it-works.md
@@ -2,6 +2,10 @@
 
 This document describes a high level overview how jenkins-operator works. 
 
+1. [Architecture and design](#architecture-and-design)
+2. [Operator State](#operator-state)
+3. [System Jenkins Jobs](#system-jenkins-jobs)
+
 ## Architecture and design
 
 The Jenkins operator design incorporates the following concepts:
@@ -32,7 +36,7 @@ It helps to maintain or recover desired state even after operator or Jenkins res
 ## System Jenkins Jobs
 
 The operator or Jenkins instance can be restarted at any time and any operation should not block the reconciliation loop so we implemented
-custom jobs API for executing and verifying status of them according to operator lifecycle.
+custom jobs API for executing system jobs (seed jobs, groovy scripts, etc.) according to the operator lifecycle.
 
 Main assumptions are:
 - do not block reconciliation loop