After your mixtape is complete and you have a dope mixtape cover graphics the next step is promotion.When it comes to promoting your music you have to make calculated moves and try to get the mot exposure you can to your music period. Here is a free tool you can use to findout the times your followers are online so you can make sure you get your music to the masses check it out here and start tweeting your music when most of your followers Tweriod - Get to know when your Twitter followers are online the most.