"The importance of having a break from work shouldn't be underestimated, " says Office Angels managing director Paul Jacobs.

CNN: Stressed out in the sunshine

Eight out of 10 workers questioned in a survey by Office Angels recruitment consultancy admitted working an average 25 hours extra in the weeks surrounding their break.

CNN: Stressed out in the sunshine

And emphasize your thriftiness: angels don't want to see the money being used for big salaries or fancy office space.

WSJ: How to Win Angel Investor Funding