Original title: Arousal, Foreplay Orgasm Year: 1994 Genre: Sex Guide, Erotic Directed by: Lawrence Lanoff Starring: Dixie Beck, Avalon Anders, Lori Jo Hendrix

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Original title: Playboy's Sensual Pleasures of Oriental Massage Year: 1990 Genre: Sex education, Erotica

Tristan Taormino's Expert Guide To Advanced Anal Sex Genre: Sex Education Directed by: Tristan Taormino Starring: Nina Hartley, Kylie Ireland, Adrianna Nicole

Original title: Modern Loving 2 Genre: Instructional Directed by: Ben Schaffer Starring: Paul Richard Tierney, Catherine Emily Wiltshire, Phillip Cordell, Tracy Cordell, Anthony Buonis

Nina Hartley's Guide to Swinging Year: 1995 Genre: Instructional Directed by: Nina Hartley Starring: Nina Hartley, Anna Malle, Hank Armstrong, Christi Lake, Dallas, Dic Tracy

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Pure Nude Yoga - Twilight Garden Goddess Year: 2015 Genre: Training, Erotica Directed by: Dane Van Rose Starring: Olivia North

Original title: Pure Nude Yoga – Zen Garden Goddess Year: 2012 Genre: Training, Erotica Directed by: Dane Van Rose Starring: Yogini Wenona

Original title: Pure Nude Yoga – Redwood Forest Yogini Year: 2014 Genre: Training, Erotica Directed by: Dane Van Rose