So, who’s right?
A deep side part can add instant glamour and a ‘red carpet’ feel."
Farel has you covered here, too.

Add some light hold gel the first few times you part your hair differently to ensure it holds properly.
It also has a more casual, relaxed feel to it and perhaps less professional" (viaGotham).
Even though these guidelines exist, the way you part your hair is ultimately down to your personal preference.

