In what is being called one of the city's most expensive races on this year's ballot, Denver voters are leaning heavily toward keeping the city's ban on the sale of flavored tobacco, As Denver's flavored tobacco ban takes effect, retailers face fines, inspections Colorado Politics Denver ban on flavored nicotine products goes into effect as the new year kicks off Denver flavored tobacco, vape ban draws intense industry lobbying Colorado flavor vape ban fails again China Vape Factory