Send the letter to Luis Guillermo Solís to stop shark fin exports by CREMA | Sep 11, 2017 | Featured, News | 0 comments SEND THE LETTER TO LUIS GUILLERMO SOLIS TO STOP SHARK FIN EXPORTS. Sign the Change.org petition. Submit a Comment Cancel replyYour email address will not be published. Required fields are marked *Comment Name * Email * Website This site uses Akismet to reduce spam. Learn how your comment data is processed.