StumbleUpon is a content discovery website that allows users to discover websites through a "surprise button" and social bookmarking. It has 25 million users that are mainly women aged 20-30 who have some college education. Reddit is a social news website where users can upvote or downvote content. It has 100 million monthly visitors who are mostly young men. Both sites should focus content on evergreens, simple posts with good pictures, international stories, and momentum posts for StumbleUpon, and "Ask Me Anything" threads, long and witty post titles, and newsworthy topics for Reddit.