Found 24th Dec 2016
Book a Haymarket to Edinburgh child single for any date in January and it's £1.15 (valid on any train company), which covers Virgin Trains East Coast. Don't need to collect it as you've made the purchase. Earn 1,000 points but keep a record of when you did the purchase and date so if they don't add the points after 28 days you can get in touch. Book by 4 Jan.