As noted elsewhere, we recommend having your audio mastered specifically for vinyl. The audio files you submit should be 24bit wav format files. Double-check your files before you submit them. It costs $500 to change audio masters once the factory has begun setting up its presses.
Bandcamp Support is experiencing an unusually high volume of emails from our wonderfully successful fundraisers this summer, so our responses may take an extra few days. We put together a list of common questions to help you help yourself in the meantime - power!