1) Open a Starbucks franchise 2) Fit out as a bijou studio flat (£399,000 ono) 3) Invite a chamber quartet to play every morning and evening rush hour 4) Fill it with Amazon click and collect lockers 5) Write a different witty quotation on the glass every day 6) Open as part of a Japanese capsule hotel chain 7) Replace the glass with an iPad showing the TfL website 8) Convert to a row of cashpoints (undoubtedly Barclays) 9) Use as a prayer room for multi-faith staff and passengers 10) Lock it securely, because on-duty staff must have no place to hide 11) Open a Costa franchise 12) Write "Inspire a Generation" in magenta, to evoke the spirit of the Olympics 13) Use as a Transport Police lock-up 14) Cover the frontage with electronic advertising frames 15) Open a florist (or, in poor neighbourhoods, a food bank) 16) Open a nailbar (or, in poor neighbourhoods, a betting shop) 17) Hide a hemp farm, nobody'll notice 18) Write "Personalised customer service centre" above an arrow pointing into the ticket hall 19) Relocate the local public library 20) Stick up a jaunty poster advertising the cablecar (which is fully staffed and has two ticket offices) 21) Open a Cafe Nero franchise 22) Add hotdesks to relocate TfL employees currently taking up valuable office space in 55 Broadway 23) Sell chocolate, gum, water, fags and Red Bull 24) Dish out Time Outs on Tuesday, Stylist on Wednesday, Shortlist on Thursday and Sport on Friday 25) Hire out the space for yoga 26) Stick up a poster listing the six Visitor Information Centres where you can buy a ticket 27) Open a pop-up boutique/creperie/ginjoint/handbagshop/whatever 28) Add a mirror, so it looks like the member of staff in the ticket hall is really in the ticket office 29) Board up the windows and scrawl "97% of travellers never used this" on the plywood cover 30) Fill it with water and fish, and allow passengers to stare into the aquarium 31) Open a TfL-branded coffee franchise 32) Replace with a multi-function Oyster top-up touchpad 33) Add a chiller cabinet, and store bags of Asda Online groceries for homebound customers 34) Get some artist to cover the exterior with Art on the Underground art 35) Sell newspapers, for about a month before they go out of favour too 36) Disperse London Zoo's caged birds and small mammals, each to a different station, to boost tourism 37) Place a Tube Staff Benevolent Society charity box on the ledge outside 38) Display a digital stream of positive uplifting on-message tweets about tube modernisation 39) Add a heritage plaque: "Antiquated Victorian ticket office 1863-2015" 40) Pay someone to sit inside, answer customer queries and sell tickets