You must update your name and address PRIOR to accepting your quotation within PLSclear.
you will be able to select which name you wish to appear on your final licence agreement from a drop down at the point of accepting the quote:
If you need to add, manage and delete addresses, you can do so from within your Account Settings page (located in the righthand corner of your screen when you are logged in.)
Your main account details will be at the top of the screen. You can then add additional licensee details to be used on licence documents below the main address: