70% of women use search engines to gather information before making any online purchase. 57% use search engines to gather information before making any offline purchase. 64% use search engines to find out where to purchase products offline. With regard to purchases made in the eight product categories included in the study. 92% said search engines were helpful in providing valuable information prior to purchasing. 79% said search engines were helpful in providing valuable information prior to purchasing offline specifically, DoubleClick Permormics reports.