Here you will find a number of useful websites when designing newsletters, flyers etc:-

http://www.sxc.hu/ - There are a large number of free photos here. Browse through the categories of our huge gallery containing over 250.000 quality stock photos by more than 25.000 photographers!

http://www.freecc.free-online.co.uk/index2.html

http://www.istockphoto.com contains the best collection of photos worldwide, and credits can be purchased with ease starting from around $10.