Can your business access better finance by showing its green credentials? Soon engaging in sustainability will be a necessity, not a choice, for businesses wanting to secure equity funding and loans according to speakers at Insider's Future of Finance breakfast. The event, held at Birmingham;'s ThinkTank and sponsored by Browne Jacobson, took the thoughts of bankers, equity funders, lawyers and sustainability experts on the rapidly growing sustainable finance sector. Here are some of their thoughts.