<p>Well, there are also some “tolerance” issues in on campus enforcement by the campus police. Most schools would like to keep “bad press” from happening. Here’s an article that puts pot use at Harvard at 28% and indicates a hands off approach by the university.</p>
<p>[The</a> Harvard Crimson :: News :: Harvard Rarely Punishes Student Drug Use](<a href=“http://www.thecrimson.com/article.aspx?ref=509858]The”>http://www.thecrimson.com/article.aspx?ref=509858)</p>
<p>10,000 smoked pot outside at CU Boulder on 4/20 and the campus police and county sheriffs stood by and directed traffic. NO arrests.[At</a> pot rallies, things get hazy at 4:20 : Updates : The Rocky Mountain News](<a href=“http://www.rockymountainnews.com/news/2008/apr/20/no-hazy-goals-cus-annual-pot-rally-420-about-activ/]At”>http://www.rockymountainnews.com/news/2008/apr/20/no-hazy-goals-cus-annual-pot-rally-420-about-activ/)</p>