AUDIO FADE USING KEYFRAMES
Audio fade is very useful within a video. You can use it to either Fade in and out during intro/outro or can be used to reduce the volume of an audio source if you wish to amplifys another source.
For example, if you want to fade audio of background music and increase vocals, and vice versa.
This ability is really easy.
Simply use keyframes and volume features within Adobe Premiere Pro to set the volume in a certain area in the video to your select preferece.
STEP 1: DISPLAY VOLUME LEVELS ON AUDIO TRACK
Click the circular drop down as in the picture on the audio track. Select Show keyframes > Volume > Level
STEP 2: INPUT KEYFRAMES AND ADJUST LEVELS
Add Key frames and move volume up or down
Can do the same for video, so video can fade in or out
Now you can repeat the same process in each area you wish to adjust the audio or video levels for fading in and out