http://www.moneysavingexpert.com/dea...er-codes/ocado
£20 off £40 Ocado supermarket voucher
Online, Weds 22 June only
Discount: £20 off £40 voucher Who for: New Ocado customersGet by: Wed 22 June 2011Use by: Thur 30 June 2011How: The deal's been set up by the website Crowdity* - you don’t need to enter payment details but you must register ( from 12.01am Wed 22 June). Then the code will appear in your Crowdity account by 11.59pm Wed 22 June. After that, register on Ocado, spend £40+ and enter the code at the checkout.

You must order before Thur 30 June, but you can have your shop delivered up to three weeks later. Delivery ranges from free to £6.99, depending on the time slot you choose.The detail: Ocado delivery is only available in some parts of England and Wales so check it delivers to your area before signing up. This can't be used with other vouchers but can with offers, eg, buy 2 for £10. Only one per customer, per household. This is for new Ocado customers only, but existing Crowdity customers can grab it.
MSE Penny says: If you spend dead on £40, this is 50% off your bill, a huge saving. The free delivery slots vary per area but are usually midweek daytimes and late evenings.

Ocado is the UK’s largest online only supermarket, stocking goods from Waitrose and other branded products, price matching Tesco.
http://www.crowdity.com/c/OCADO.htm