Notwithstanding obligations placed upon any other persons pursuant to sections 42-103cc to 42-103ddd, inclusive, the developer shall supervise, manage and control all aspects of the offering of a time share interest, including, but not limited to, promotion, advertising, contracting and closing. Any violation of sections 42-103cc to 42-103ddd, inclusive, that occurs during such offering activities is considered to be a violation by the developer as well as by the person actually committing the violation.