How do I move up a membership level?

You move up through the membership levels according to points earned from completed stays, unlocking more benefits and booking discounts:

Yellow, on registration: 5% discount on all bookings.
Orange, from 10,000 points: 7% discount, special promotions, priority check-in and late check-out until 16:00, subject to availability.
Pink, from 50,000 points: 10% discount, special promotions and priority check-in.
Purple, by invitation only: 10% discount, special promotions and priority check-in.