PP-14307: Adds information to Go live to catch Blue Badge services (#1018)

* Adds information to Go live to catch Blue Badge services

* Changes based on 2i

Author: NathanD-GDS

source/switching_to_live/index.html.md.erb

@@ -77,6 +77,8 @@ You need to make the following changes to your live account if you made them to
 - switch on sending refund confirmation emails
 - add payment links
 
+If you’re taking payment for Blue Badges, you can connect your GOV.UK Pay service to the Department for Transport’s (DfT) [Manage Blue Badge application](https://admin.apply-blue-badge.service.gov.uk/sign-in). If you do not already have a Manage Blue Badge account, you’ll need to get in touch with the Manage Blue Badge admin within your local authority. You can also read [DfT’s guidance](https://confluence.bluebadge-support.org.uk/display/BBDS/GOV.UK+Pay) or tell us if you want to know more.
+
 ## 5. Check your live account works
 
 To check your live account works, you must make a real payment and then check if that payment was successful.