From a hitherto unpublished work by J K Rowling.
... whence he intends to travel on the Overground to Westfield Stratford City to invest in some new "threads". Ron would join him at Croydon using a one-day Travelcard, weasley the best value for an occasional visitor. Ron now sells expensive jewellery in Wandsworth from an up-market shop called "Neck Romancer". But for Harry it would be a clear opportunity to enjoy the benefits of Boris the Blue Wizard's cheap fares system purveyed by electronic bi-valve mollusc plastic.
From Westfield they go on to visit Hermione who is having a spell [groan] of Voluntary Community Service at Dagenham Dock, returning via Kings Cross to check on improvement work ...
But beware: Voldemort's obstreperous oyster is ready to pounce.