Do I need to list all of the expensive items on my contents policy?

In this section

• Am I covered if someone takes something during an open home, a party or during a tradesperson's visit?
• Am I covered by my contents insurance if something happens to my belongings while I'm on holiday?
• I'm a student who is living in a boarding school or in tertiary accommodation. Am I still covered under my parent's contents policy?
• I've just moved into my first flat. Am I still covered under my parent's contents policy?
• How do I add optional extras to my Contents Policy?
• Are my contents covered for earthquakes or other natural disasters?
• Can I get contents insurance if I'm renting?
• What does my contents insurance cover?
• Does my contents insurance policy cover my broken mobile phone or tablet screen?
• Do I need to specify my hearing aids?