Gambling venues are on the rise and so are problem gamblers and gambling addiction.  The Iowa Substance Abuse Information Center's (ISAIC) online store offers a variety of informational pamphlets available to the general public. Popular titles include:

About Gambling Problems
Gambling Myths/Facts
House Advantage A guide to Understanding the Odds 
How to Reach Out to a Friend or Relative
How to Spot the signs of Problem Gambling
Tips on Understanding Problem Gambling

Find these and other titles that you can order at the ISAIC online store, http://www.drugfreeinfo.org/litecommerce/cart.php.