Often overlooked by marketers in favor of their younger counterparts, Boomer women's deep pockets can enrich marketers' coffers. How much are they worth? Nearly $300 a month. Boomer women spend more money in all channels than women from all other generations. Marketers can build influence with Boomer women by jumpstarting campaigns in offline media, designing relevant online destinations, and focusing messages on Boomer women's needs and experiences.