Martin Lewis shares money saving hack which could leave you £600 richer

Martin Lewis has shared that switching to Santander could be very lucrative (Picture: Jonathan Hordle/ITV/Getty)Our favourite Money Saving Expert Martin Lewis has revealed how to make more than £600 and it doesn’t require much effort at all.The money guru took to X (Twitter) to share with his followers that Santander has launched a new switch deal which could prove very lucrative.Put simply, he’s suggesting you make one change which will make your money work harder for you.It&r