You will be provided with google docs spreadsheet containing the list of product names (total 1500 products). You will need to fill “Price” and “Merchant” column entering the lowest price and seller name next to each product. You will need to pick these information from amazon.co.uk website for the same or identical product. The price you enter in spreadsheet should include standart UK shipping charge.
You might be able to use Google to help identifiying products using model number provided in some cases cause some of the products are specific.
It is possible to do trial for let’s say 10 products for easier undertanding.