In September 2006, Hawkins signed a 3 year deal with Lovable Australia lingerie as its Australian "face".
In 2006, Jennifer signed a lucrative endorsement deal to become the first Australian face of Covergirl makeup.
In November 2006, Hawkins endorsed a range of Asus laptops in Sydney, Australia, at which the company donated the proceeds of an EBay sale of a special edition pink S6 to the National Breast Cancer Foundation.
In January 2007, it was announced that Hawkins had signed a deal with Australian Department Store Myer worth $4million (AUD).
In 9 August 2007, she was offered $50,000 to pose nude in the men's magazine, Zoo Magazine, which she declined.
On 6 January 2010, Hawkins appeared naked and unretouched on the February cover of Marie Claire Australia magazine to support the Butterfly Foundation and encourage positive attitudes to body image