Who is Edward Culver from Deal Breaker and what is their importance?

Edward Culver is the younger brother of Jessica and Kathy Culver. Edward graduated from Columbia University and is an extremely intelligent and talented young man. Out of college for just one year, Edward is already the president of his own highly successful software development company, ICMS (Interactive Computer Management Systems). Edward has fine, porcelain features. His face is almost feminine. Edward Culver has eyelashes that "women would kill for" (pg. 118.) He is fond of wearing retro-style tee shirts with slogans on them like COMPUTER WEENIES HAVE THE BEST HARDWARE.