Hilary Duff's 10 Style Secrets!

The People StyleWatch cover girl dishes exclusively about her fashion and beauty must-haves

I ALWAYS LOOK FOR A BARGAIN ON ...

Hilary may invest on certain wardrobe staples (like her Hermés Birkin), but says she skimps on "layering tanks, tees and sometimes cardigans and sweaters. They are only good for so long anyway, you might as well splurge somewhere else!"