What to wear for work in Canary Wharf

Are you new to working in the city of London? Have you just got your first job out of university or college and struggling to know what to wear to the office? I've been there and had to work it all out for myself - so here are my tips on what to wear to work so you don't turn up with a Simpsons novelty tie and therefore ruin any promotion opportunities for the next few years!