A list of top tips has been compiled by white collar workers to economise during the recession. The tip, that scooped 36% of the vote in a poll by the online shopping reward scheme www.internetcashback.co.uk suggested DVD and book swapping in the office.

The poll asked over 500 office workers to recommend their penny pinching advice for economising during the credit crunch.

The results were as follows:

1) DVD and book swapping 36%

2) Making your own sandwiches 34%

3) Brewing your own coffee 12%

4) Giving up smoking 7%

5) Making home-made cakes 4%

6) Picnics rather than restaurant office outings 2%

7) Making birthday cards for office colleagues 2%

8) A paper-less office 1%

9) Vintage shopping for office clothes 1%

10) Using both sides of A4 paper to print on 1%

Paul Nadin, founder of www.internetcashback.co.uk, said internet shoppers could save hundreds of pounds this summer by cutting out everyday treats: "If you added up the cost of your daily cappuccino, bus travel and shop-bought sandwiches, you''d be shocked. There are many ways to reduce your living costs, such as using online reward schemes to shop around for cheaper goods and services." www.internetcashback.co.uk has over 20,000 members and offers cash to people who buy goods from more than 800 major online retailers including Apple, B&Q, John Lewis, Woolworths and Expedia.

More than 500 people sign up to the site every week.

The publishers of www.internetcashback.co.uk split the revenue generated from commissions paid by retailers to websites which drive sales for them. 15% of purchase prices or lump sums of up to £37.50 can be earned through the site.

Registering with the site earns the user £10 to add to their personal cashback account.