 I think onsite consumtion (as in a pot bar)would be a mistake. Then the illegal trade will continue and people who are wasted will have to drive. I think it should be consumed at home only.
In addition, the amount of taxes that could be generated, from legalization, could actually get this country out of debt. 
Politics, it seems to me, for years, or all too long, has been concerned with right or left instead of right or wrong. ~Richard Armour
There are many men of principle in both parties in America, but there is no party of principle. ~Alexis de Tocqueville |