CCM-17524 support content improvements

docs/pages/support/support.md

@@ -9,8 +9,31 @@ has_children: true
 permalink: /support/
 ---
 
+Find out how to get started with NHS Notify, and how to get help if you’re having a problem with the service.
+
+{% include components/inset-text.html
+  text='NHS Notify is a messaging service for people who work in or with NHS England to support patient care. If you have a question about your health, visit the <a href="https://www.nhs.uk/" target="_blank">NHS website (opens in a new tab)</a>'
+%}
+
+## Get started with NHS Notify
+
+You can learn what NHS Notify can do, how much it costs, and how to write and send messages on our website.
+
+You can also check if NHS Notify is right for you and how to get started.
+
+If you’ve already started onboarding and have questions, contact your onboarding manager.
+
+{% include components/action-link.html
+  text="Get started with NHS Notify"
+  url="/get-started"
+%}
+
+## Get support
+
 NHS Notify is a <a href="https://digital.nhs.uk/services/reference-guide#service-levels" target="_blank">gold service (opens in a new tab)</a>.
 
+If you need help creating or sending messages, check our guidance for [using NHS Notify]({% link pages/using-nhs-notify/using-nhs-notify.md %}).
+
 If you're live with NHS Notify and need help, <a href="https://nhsdigitallive.service-now.com/csm?id=sc_cat_item&sys_id=6cc625151b9fbad083b0a7d0b24bcb11&referrer=recent_items" target="_blank">submit a case with Service Now (opens in a new tab)</a>.
 
 ## Office hours