Be sure you have an answer for why you left in the first place and why you want to come back.

FORBES: Getting Rehired By A Former Employer

You would start asking yourselves why you are left behind.

BBC: Q&A: Chinese dating consultant Zhou Xiaopeng

Do you know why she left?

NEWYORKER: The Proxy Marriage

"That's why if you asked any player or pundit in the world which left-winger is in their ultimate dream team, they'd say Ryan Giggs, " said his first Manchester United captain Bryan Robson.

BBC: Spot-on Giggs overtakes Charlton

My brother-in-law spoke up and said, oh, I've got a bunch left on my food stamps card, why don't you take this?

NPR: Child Hunger: Nutritious Food Tough To Afford

Try to think of the last time you saw a newspaper story about No Child Left Behind that mentioned low intellectual ability as the reason why some students don't perform at grade level.

WSJ: 'Real Education'