After I add a song from MySpace Music to my profile, how do I set it up so that it plays automatical

edit profile then edit music/video on page and change the settings there

After I add a song from MySpace Music to my profile, how do I set it up so that it plays automatically?

You will need to go into your account settings.

There will be an option to have them play automatically.

Good luck.

After I add a song from MySpace Music to my profile, how do I set it up so that it plays automatically?

When you add a song to your profile, edit your profile, go to the music and video settings, change options and uncheck the box next to "Disable My Player from Automatically Starting".