1. Log in to your Autotrader account
2. Head to account settings and select 'Personal Details'
3. Scroll down until you can see Trade seller and select 'edit' to change your address and postcode
4. Select 'continue' to save your details
1. Log in to your Autotrader account
2. Head to account settings and select 'Personal Details'
3. Scroll down until you can see Trade seller and select 'edit' to change your address and postcode
4. Select 'continue' to save your details