Go to the post from the “Manage my tunes” button within your Artist profile. Click the “More Options” button and then click “Edit this Post”.
From within the “Edit this Post” area, you will see a “Sell this Song” option. Set your price and whether you want the song to remain available for streaming within Tunefly for free. Press “Update” to complete the process.
Note: Make sure you have linked your PayPal account to monetize your account and sell your music.