Any art dealer who violates RSA 352:7 or 352:8 shall be liable to the artist for his reasonable attorney's fees plus:
I. One hundred dollars, plus the actual damages, if any, including the incidental and consequential damages, sustained by the artist by reason of the violation.
II. If an art dealer violates any provisions of this subdivision, the artist's obligation for compensation to the art dealer shall be voidable by the artist.