Having troubles creating campaign
Make sure you use a track link not album. It should look like this one
Why do we need an MP3? The curators will be able to hear the entire song, not just the first 30 seconds.
Also, the file will be permanently deleted after 40 days anyway.
Is your song not released yet? You can also do a prior release pitch.
On the checkout the billing is needed for the pdf invoice created for you. TAX not needed.
Alternative: go to profile settings, "BILLING ADDRESS" fill that out only once, and it will be pre-filled for you in the future.