Selling your van

What happens to my personal data? What details do I need to provide to get a valuation? Is there a fee to sell my van through Motorway? Why do I need to take photos of my van? Can I part exchange my current vehicle? When will the dealer collect my van? What do I need to have ready on the day of sale? What happens when my van is collected? Are all types of van suitable to sell through Motorway? Can I sell a van on finance?