This is like Amy Huberman's Newbridge Silverware ad but with added 'darkroom in Berlin' beatz...

One can only begin to imagine the on set encouragement in the audio booth: "OK, Jen, this is great, but we just need you to sound a little more encouraging to the consumer. Be sultry and yet nurturing!" So, in other words, as NYMag.com put it, be more "mawm".
 
You can actually see JLaw go "Well, here goes nothing" at the 5 second mark. "Don't be shy! Shine!!"