9 downloadable mobile application for accessing and using an online marketplace for buyers and sellers of online tutorial and advice services; downloadable mobile application enabling consumers and professionals, subject-matter experts, and other service providers to connect with each other around fields of interest; downloadable mobile application for accessing information about and interacting with professionals, subject-matter experts, and other service providers in the fields of cooking, fitness, nutrition, fashion, style, dating, relationships, beauty, makeup, interior design, astrology, gaming, home improvement, appliances, cleaning, arts and crafts, marriage, gardening, business, career development, parenting, health, wellness, travel, gifting, shopping, sports, betting, fantasy sports, pets, friendships, social media, personal finance, plumbing, sleep, pregnancy, technology, outdoor activities, dancing, academics, education, electrical issues, philosophy, religion, drug and alcohol treatment, automotive repair, marine activities, boating, music, investing, cryptocurrency, real estate, home buying, politics, and civics; downloadable mobile application for promoting the services of others; downloadable mobile application for rating and reviewing service providers; downloadable mobile application for accessing and receiving advice and tutorials in the fields of cooking, fitness, nutrition, fashion, style, dating, relationships, beauty, makeup, interior design, astrology, gaming, home improvement, appliances, cleaning, arts and crafts, marriage, gardening, business, career development, parenting, health, wellness, travel, gifting, shopping, sports, betting, fantasy sports, pets, friendships, social media, personal finance, plumbing, sleep, pregnancy, technology, outdoor activities, dancing, academics, education, electrical issues, philosophy, religion, drug and alcohol treatment, automotive repair, marine activities, boating, music, investing, cryptocurrency, real estate, home buying, politics, and civics; downloadable mobile application for professionals, subject-matter experts, and other service providers to engage with and provide guidance to individuals in the fields of cooking, fitness, nutrition, fashion, style, dating, relationships, beauty, makeup, interior design, astrology, gaming, home improvement, appliances, cleaning, arts and crafts, marriage, gardening, business, career development, parenting, health, wellness, travel, gifting, shopping, sports, betting, fantasy sports, pets, friendships, social media, personal finance, plumbing, sleep, pregnancy, technology, outdoor activities, dancing, academics, education, electrical issues, philosophy, religion, drug and alcohol treatment, automotive repair, marine activities, boating, music, investing, cryptocurrency, real estate, home buying, politics, and civics