Original: For instance, headers can be renamed to be more helpful, unsigned comments can be noted, irrelevant comments can be moved to a more appropriate place, chit chat can be removed, etc. (However, this kind of editing might be considered a mild form of.)
Simplified: For example, headers can be renamed to be more helpful, unsigned comments can be noted, off topic comments can be moved to a more appropriate place, chit chat can be removed, etc. (However, this kind of editing might be considered a mild form of refactoring.)