([tag=POS] | [lemma=follow] [word=America]) [□]
([tag=POS] | [lemma=follow] [word=America]) [□=□]
([tag=POS] | [lemma=follow] [word=America]) [□ | □]
To the extent criminalization of use and sale of controlled substances remains in place , avoid the present system 's over-reliance on weight-based criteria in drug prosecutions , reserving more serious penalties for sales where aggravating factors exist , such as sale to children or use of violence in trade .