Credits include: Rosalia, Charlie Puth, A$AP Ferg, Young MA, Half Moon Run, and many more.
Achieve the separation in the arrangements of your song - to highlight the vocals and composition.
Stop hearing your music in 2D - get more width and spacial depth within your production.
Get the speakers pumping - get the kicks and 808s hitting where they're supposed to.
Nothing will turn off a listener or potential collaborator (management, artist feature or label) more than a terrible sounding final product.