Join fan clubs to receive online presale codes. Whether it's a concert, broadway show or sports game, most events have fan clubs that provide its members with presale codes. Search the musician or sports team's website for information about how to join.
"Like" the Facebook page for the artist, team, venue, promoter or event. Facebook is an ideal way to promote an event, and presale tickets create a buzz about any occasion. By joining their fanbase on Facebook, you stay in touch with other fans and check the status of Internet presales just by looking at their page.
Listen to radio stations around the sale release date. Radio stations often announce presale codes. Also, by joining the station's email list or simply calling, you may be able to pick up a tip about a presale code.
Buy an online album. Services like iTunes often give fans the option to buy a band's album and receive a chance to buy tickets to the show before they go on sale to the public.