Mamata Banerjee has promised to turn the city into London Looks like step one is to paint the town red, errr blue. Lamp posts, park gates, flyovers are all glowing in a bright shade of blue and white. Even the Writers' Buildings is lit in blue and white by the night. And believe it or not, the civic authorities have promised a property tax rebate if you agree to paint your house in Mamata's favourite colours.