Some key factors to consider before applying any of the following production techniques if a vocal is poorly recorded, it is challenging to improve upon and resolve.
A few simple things to help maintain a good recording, When using a cardio style microphone make use of a pop shield.
Muting segments of the vocal is just as useful, and you can then use them later and clearly see your edits.
To create a take folder for comping a vocal performance, Select all the desired parts, Right-click on one of the audio regions. Select the folder then “pack take folder”.
A pack take folder will let you select parts of multiple takes and cut them into one segment, keeping the timing.