How to export files as MP3 in Audacity - MAC & PC Tutorial - YouTube
Export Multiple - Audacity Manual
Manage Macros - Audacity Manual
Export Options - Audacity Manual
Audacity tutorial: Converting to mp3 or AAC and other formats, example: Matthew Smith - epic orchestral synth music for film and game effects; Buanzo's LAME mp3 library
How to Convert WAV to MP3 in Audacity
How to Export Audacity to MP3 - YouTube
MP3 Export Options - Audacity Manual
AAC Export Options - Audacity Manual
How To Use LAME Encoder To Export MP3 Files With Audacity Editor