Roberta King Roberta F. King is the founder of Canna Communication, a Michigan-based integrated communication firm. Clients include legal practices, provisioning centers and cannabis growers. Prior to founding Canna Communication, she held executive level communication positions in hospital healthcare, an art museum and community philanthropy. She can be reached [email protected] This user account status is Approved How to Grow Your Cannabis Business One E-Mail at a Time 5 years ago in: Marketing no comments Blaze 2019 with These Cannabis Communication Resolutions 5 years ago in: Marketing no comments