Quora is a question-and-answer website where users ask questions and other users answer by giving their opinions. It was co-founded by two former Facebook employees Adam D’Angelo and Charlie Cheever in June 2009. Since its inception, it has grown to attract about 190 million unique visitors per month. To promote your ICO on this platform, do a quick search of common related questions to your project and provide a detailed & quality answer that will make anybody stop to read and give kudos to you ― users react to post using upvotes.
For a much more saturation of your content on the platform, encourage your team members to also visit once in while to provide answers to related questions and remembering to insert a link to your website for backers to visit.