$50 for an eighth of an ounce. colorado residents can buy up to an ounce. out of state residents can by a quarter ounce. very big day. very big turnout. >> i profess i'm not a big pot fan, but i find this fascinating. last hour, you mentioned the use of coupons, which was really surprising. now i'm wondering, is it possible other stores give out free samples? >> no one is giving out free samples and my understanding of the law in colorado is you can't do that. there are several things you can't do. obviously, you can't drive under the influence, you can't give it to someone else or resell it to someone else. you can't take it across state lines. so there are some regulations and restrictions. and of course, you have to be over the age of 21. >> yeah, we're going to talk a bit more. thank you. fascinating insight. selling pot in colorado is hardly a free for all. there's a lot of oversight. denver even has a pot czar. and she's with us, joining us on the telephone. ashley kill roy is the city's