Earlier this week, BusinessZone.co.uk editor Dan Martin joined the judges from the South East heat of The Pitch, our £50,000 competition for entrepreneurs, for a live webchat on The Guardian website. As well as discussing the contest and how contestants can get involved, the panellists shared advice on starting, running and growing a successful business. Subjects covered included coming up with a business idea, whether it's a good idea to run a business whilst also in full-time employment, finding and pitching to investors and how to overcome pitching nerves. Here are highlights of the Q&A.