This one seems to be getting cheaper all the time!
Argos Delivery & Returns Information
Click and Collect is Free.
Standard delivery is £3.95, and delivery for large items starts at £6.95.
Returns - You have 30 days from the date of purchase to return your items.
Refunds will be processed by the original payment method. If you paid on card, it can take up to 7 days to appear back in your account, with PayPal refunds taking up to 30 days. You can return your items to an Argos store, a Sainsbury's Collection Point or by post (check your delivery note)