You can also send a check, made out to Boundary Waters Trust, to P.O. Box 743, Ely, MN 55731 Contributions will go to Boundary Water Trust (BWT),. BWT is recognized by the Internal Revenue Service as a section 501(c)3 nonprofit organization. Contributions to BWT are tax-deductible to the full extent of the law. Please contact info@sportsmenfortheboundarywaters.org with questions.