This chapter outlines the preliminary practices and initial sexual union, structured around partner classification, courtship techniques, and anatomical variations. Men and women are categorized by genital size into three types, creating nine pairings where equal matches are preferred. The text details caresses, kisses, bites, scratches, slaps, and vocalizations, noting that passion, custom, and temperament govern their application. It covers alternative acts such as female-anal intercourse, intercrural and buccal methods, lesbian coupling, and relations with the third sex. The passages further distinguish erotic attachment types, address post-coital conduct, and present a debated framework on whether women experience continuous pleasure comparable to men, concluding that friction calms arousal while affection sustains it.