Point Reyes Books’ Community Supported Bookstore (CSB) program, which launched in mid-October and allows customers to deposit anywhere from $150 to $500 into an account for future purchases in exchange for a five percent discount, has already recruited 152 members and is on pace to meet its 200-person goal by the end of the year. “It’s already working for us,” co-owner Steve Costa said. “There are dozens of people that have stepped up in ways…