The Boston Bluegrass Union is a registered 501(c)(3) public charity (Tax Exempt ID: 22-2779696). If you would prefer to contribute by mail, you can send a check made out to the Boston Bluegrass Union with "BBU Educational Programs" in the memo line to:
Boston Bluegrass Union
PO Box 650061
West Newton, MA 02465-0061
All major credit cards accepted online.