HOUSTON, Nov. 11 (UPI) -- Business has been booming for Houston area landscaping company that refused to work for a gay couple. Garden Guy Inc. owners Sabrina and Todd Farber were flooded with threats, hate mail and letters of support after their e-mail was circulated on the Internet, The New York Times said Saturday. Sabrina Farber said the company eventually picked up about $40,000 in new business while losing only two customers with about $500 each.