This just in! Costa are looking for people to join their Espression community. To reward you for doing so they'll send you regular surveys and you'll get invited to focus groups where you get rewarded for your time.
As well as this, you'll have your say on new products before they go public. Sound like your cup of coffee?
Join Espression - you could win a GBP 50 Amazon voucher just for signing up!
Unfortunately, the offer you were looking for has now expired. Sorry!