I placed an order yesterday and didn’t have any problems. If you are still having problems try clearing your cache or accessing the site in another browser such as mozilla firefox.

I shop at Tesco online a lot and always make sure I use a discount voucher to get money off, extra clubcard points or free delivery.

Try sites like http://tescovouchercodes.blogspot.com for tesco codes
References :
http://tescovouchercodes.blogspot.com