YouTube is a video-sharing website created in 2005 that allows users to upload, view, and share videos. It uses Adobe Flash and HTML5 technologies to display video content. The document then discusses two ways to become popular on YouTube - regularly uploading engaging videos, and paying to promote videos to earn more views. It notes that higher budgets for promotion will result in more views and earnings potential. The document aims to inspire the reader by mentioning there are success stories of users earning money through YouTube's monetization features.