It is hard to distinguish yourself as an astrologer; there are just too many of them marketing to the New Age crowd for someone to be noticed without an angle. But an ad by an astrologer in a horticulture magazine would garner more attention. Astrology can be applied to almost any pursuit, but specializing helps you stand out. Spells for Investors. Yoga for Surfers. Reiki for Runners. You get the idea.