: Render every track as a stereo file, even if it is a mono source like a kick drum. Ensure all files are consolidated to start at the exact same point and have the same total length for easy alignment in any workstation.
For detailed walkthroughs, you can find guides on Sage Audio or professional studio blogs like Universal Audio .
: Remember that audio mastering is the final post-production step. Your mix should leave enough "headroom" (dynamic range) for a mastering engineer to effectively prepare the track for distribution.