Which illicit substances? I wouldn't want to sell stuff like crystal meth or anthrax, but IMO some substances like marijuana are unfairly stigmatized.
Alexkolberg85
il·lic·it /ɪˈlɪsɪt/ Show Spelled[ih-lis-it] Show IPA –adjective 1. not legally permitted or authorized; unlicensed; unlawful. 2. disapproved of or not permitted for moral or ethical reasons.