EMusic: If you go to Profile > Account and click "Cancel Account" on the left, eMusic will give you an offer to not cancel. This offer is usually one free month or a free $5 in music credits.
Emusic.com is the world’s largest retailer of independent music and the world’s second-largest digital music retailer overall. With more than four million tracks from over 40,000 independent labels, emusic.com focuses on serving customers aged 25 and older. eMusic offers a vast selection of independent music and audio books in a universally compatible file format at a great value. If you’re looking to add music to your iPod or Mp3 player, eMusic.com is the site for you.