The script uses a YouTube API so that every music search will bring up a list of results. You can search and listen to music directly from the homepage. Everything on the site is 100% fully automated. You can earn money by displaying adverts on the homepage and search results. The script is already optimised to work with Google Adsense. MP3 search engines are really popular with visitors, and attracts lots of traffic. They need almost no promotion to become really huge!