- Trial counsel Cosmopolitan Mutual Insurance Corporation, New York City, 1955-1957, Hertz Corporation, New York City, 1957-1959. Partner Brent, Phillips, Auerbach & Dranoff, Spring Valley, 1959—1963. Principal Paul I. Auerbach, Attorney at Law, New York City and Bronx, 1963-1997, Palm Beach Gardens, Florida, since 1990.
Founder Young Democratic Committee, Bronx, 1955-1960. Committeman Republican Committee, South Orangeton, New York, 1970-1976. Member of Knights of Pythias, Rotary (chairman drug prevention committee 1970-1974, president W. Palm Beach Sunrise Rotary 2005-2006), American Bar Association, South Palm Beach County Bar Association, National Academy Elder Law Attorneys, Planned Giving Council of Palm Beach County, Florida Bar Association, Palm Beach County Bar Association, North Palm Beach County Bar Association (president 1999—2000), Bronx Bar Association (chairman criminal law committee 1990-1991), New York State Bar Association, West Palm Beach Rotary Club, Masons, Knights of Pythias.