What do you know about our products and how do you think you'll be able to handle a support role surrounding them?

This question allows your interviewer to gain insight into both your interest in this position and the skills that you will be able to bring to the table. To show your interest, be sure to do as much research on Yorkshire Building Society as possible and get to know their products. Ensuring that you know the job description from front to back is important as well. Then, talk about how you feel that your skills will apply to working with end users that are contacting about the software.