UK Summer Schools: Application : Sutton Trust Applications

UK Summer Schools: Which parents/guardians do I need to put on my application?
UK Summer Schools: Can I change my Summer School choice after the deadline?
UK Summer Schools: I would like to change something in my application
UK Summer Schools: I can't login to the application portal
UK Summer Schools: What if my Summer School course is different to the university degree I want to apply for?
UK Summer Schools: I would like to change my name/email/address/date of birth etc. What should I do?