Challenger banks were hailed as the answer to the UK's troubled banking industry, forcing competition and making existing providers work harder to keep and win customers. These so-called challenger banks are keen to break into the market, to shake it up in a similar manner to the way we've seen small energy firms take on the 'big six' power companies. One of them is POCKIT, and their CEO and Founder, Virraj Jatania, joined Georgie to explain how they can break into the banks' top four.