To donate by cash or check, place cash or a check, made out to “Friends of Brooklyn Collaborative Studies,” in a sealed envelope labeled “Friends of Brooklyn Collaborative Studies.” Drop your envelope off in the BCS PTA Mailbox in the BCS Main Office (Room 410). Or mail your check to “Friends of Brooklyn Collaborative Studies, 610 Henry St, Brooklyn, NY 11231.” Many employers will match donations made by their employees, doubling the contribution to our school! Search here to access your company’s matching gift forms and apply.