(PRWEB) September 10, 2007 -- Back-to-school means the annual battle begins again. As more students use the Web to share photos and information, school districts are stepping up their vigilance to make sure teens and tweens know and follow guidelines for safe behavior online. Chat rooms. Instant messaging. Social networking. Unfortunately, these fun and popular Web 2.0 pastimes are a predator's paradise. With more students online every day, and social networking sites continuing to be among the fastest growing online destinations, Internet safety is a top school concern this fall. But how can school officials keep Web . . .