Until recently, the sign of a successful business was a plush and modern office located in the hustle and bustle of a busy city centre. Usually in a commercial high rise, business owners have long considered such a central location the best way to show clients they have their finger on the pulse of commerce as well as being able to utilise the very best public transport links.However, the tide is starting to turn. Characterless, grey office blocks are being shunned by forward-thinking businesses