He even created several pop art pieces influenced by other products: Absolut Vodka, Lucky Strike cigarettes, and Coca-Cola.

The performance (the act of painting) becomes as important as the resulting painting." When his friend Jean-Michel Basquiat died of an overdose in New York in 1988, he paid homage to him with his work A Pile of Crowns, for Jean-Michel Basquiat. From 1982 to 1989, he was featured in more than a 100 solo and group exhibitions as well as produced more than 50 public artworks in dozens of charities, hospitals, day care centers, and orphanages.

In 1989, he was invited by the Lesbian and Gay Community Services Center to join a show of site-specific artwork for the building at 208 West 13th Street.

Alechinsky's work, connected to the international Expressionist group Co Br A, gave him confidence to create larger paintings of calligraphic images.

Christo introduced him to the possibilities of involving the public with his art.

In 1989, he established the Keith Haring Foundation to provide funding and imagery to AIDS organizations and children's programs, and to expand the audience for his work through exhibitions, publications and the licensing of his images.

The foundation provides grants and funding to nonprofit organizations that specifically target educating disadvantaged youths and informing individuals about HIV and AIDS.It also supports arts and educational institutions by funding exhibitions, educational programs, and publications.Haring also entrusted the foundation with carrying on his legacy through research and sharing his works and materials pertaining to his life.He chose the second-floor men's room for his mural Once Upon a Time.In June, on the rear wall of the convent of the Church of Sant'Antonio (in Italian: Chiesa di Sant'Antonio abate) in Pisa (Italy), he painted the last public work of his life, the mural "Tuttomondo" (translation: "All world").When asked about the commercialism of his work, Haring said: "I could earn more money if I just painted a few things and jacked up the price.