• Having decided to chuck in jobs that might on occasion promote the general good, George Osborne has finally revealed his true colours as he gleefully embraces Gordon Gekko’s enduring maxim: greed is good.Quentin FalkLittle Marlow, Buckinghamshire• A more positive spin to encourage dog owners to clean up after their pooches (Excremental growth: UK sniffs a pandemic puppy poo problem ,30 January) is that if it’s bagged swiftly after it exits the dog, it gives you something to warm your hands on a frosty morning.Ian GrieveGordon Bennett, Llangollen canal