Getting signed to a well established label isn’t simple. There are countless talented acts out there, all defending a couple of open slots. This implies if you want to be selected, you cannot hold back. You’ve got to do everything to make the best impression and stand-out from the crowd.
Among the most important (yet often overlooked) parts of doing this is professional learning. You can consider mastering as the “Polish” that makes your music shimmer. It’s what offers your music the professional, “Big label” noise by bringing-out the very best in it.