Referendum 310: Keep or drop a ban on flavored tobacco products Denver is on track to ban flavored vapes and other tobacco products Denver leaders call flavored nicotine ban vote a "significant step," and vape shops in Aurora react CBS Colorado Denver Electronic Cigarettes N1 Vapeshop in DENVER AURORA COLORADO Amendment 310 would ban flavored vapes in Denver, and it's stirring up a lot of debate. Some say it's about protecting youth, others argue it's government overreach. What do you think?