Well it depends on what industry you want to take mostly renewable energy , betting platform , e-games and automotive industry and social media platform are the best example to participate with . I highly recommend Foresting the blockchain based social media platform for content writers , using a decentralized platform will innovate social media platform in a way that security for all users are important and voting system is used for award distribution to have a fair and reliable ecosystem they support video , images and text content compare to steemit that only supports text and images