Black Fork Strategies. Black Fork Strategies is an Ohio-based engagement firm that focuses on all aspects of. community and electoral field work: voter engagement and registration, petition. collection, canvass programs, and door-to-door campaign work. At Black Fork. Strategies, we anchor winning campaigns while building long-term power for the. communities in which we work and partner. For more information, visit. www.blackfork.org. The Canvasse...