It was a dark, dim lobby with no package storage, a small mail room, faux fireplaces with two sad chairs on each side, and no curb appeal. A redesign was in order, and Marilyn Sygrove, president of Sygrove Associates Design Group, explains the process used to transform it from a totally non-functional dark space into one that set a positive tone for this east side co-op in New York City. Habitat’s Paula Chin conducts the interview.