I have pretty specific taste preferences when it comes to tobacco. There are a fairly large number of blends that I do not care for.
A commercial driver license is a license issued in accordance with Federal Regulations that allows an individual to operate a commercial vehicle. Federal regulations require that an applicant be 18 years or older to apply for a commercial driver license (CDL) and be issued a commercial instruction permit.
A business license is a document from the state and/or local government authorizing a company to conduct business in that jurisdiction. In some fields, like law and medicine, separate organizations issue professional licenses with their own requirements, like bar associations and medical boards, respectively.