Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice. Practice.
Also, its NOT all about the relax, just all the pros do it because it looks nicer and at time can be stronger.