Fix list

Author: ddeboer

doc/varnish-client.md

@@ -5,9 +5,6 @@ The Varnish client supports all [cache invalidation methods](proxy-clients.md).
 
 * [Setup](#setup)
 * [Usage](#usage)
-  * [Purge](#purge)
-  * [Refresh](#refresh)
-  * [Ban](#ban)
 
 Setup
 -----
@@ -35,11 +32,13 @@ Usage
 -----
 
 The Varnish client supports all cache invalidation methods:
+
 1. [purge](proxy-clients.md#purge); make sure to first [configure Varnish for purge](varnish-configuration.md#purge)
 2. [refresh](proxy-clients.md#refresh); make sure to first [configure Varnish for refresh](varnish-configuration.md#refresh)
 3. [ban](proxy-clients.md#ban); make sure to first [configure Varnish for ban](varnish-configuration.md#ban).
 
+Further reading:
 * See the [Caching Proxy Clients](proxy-clients.md) chapter for more information
   on how to use the invalidation methods.
 * See the [Varnish Configuration](varnish-configuration.md) chapter for more on
-  preparing your Varnish server for handling invalidation requests.
+  preparing your Varnish server for handling invalidation requests.