Many malls have banned people under 18 unless accompanied by a parent or guardian. This practice started around 10 years ago.
Just in case anyone doubts me: http://www.parenting.com/news-break/why-your-teen-getting-ba...
>Up to 80 malls across the United States enforce a curfew or escort policy for teenagers
I was still looking young in 2008 despite being well into my 20s and that's when I got IDed at a mall entrance. I was so annoyed/insulted by it I never went back to that mall every again. I can understand getting IDed at a bar, but not at a friggin mall.