This article encourages readers to become sustaining members of Flatbush Cats, an organization that rescues and cares for stray cats in the Flatbush neighborhood of Brooklyn, New York. By becoming a sustaining member, individuals can support the organization financially on a recurring basis, which helps cover costs like food, medical care, and shelter for the cats. The article emphasizes the importance and impact of sustaining memberships, highlighting how it allows Flatbush Cats to continue their valuable work in saving and rehoming stray cats.