Cruel Intentions, Legally Blonde, Sweet Home Alabama, Walk The Line; Reese Witherspoon has won Oscars, Golden Globes, BAFTA awards, and after 25 years in the film industry, she's cemented her position as one of Hollywood’s most famous stars.

But turning her hand to entrepreneurship, she says, was the challenge (and rollercoaster) she’d been waiting for.

Witherspoon set up her own clothing and lifestyle brand Draper James last year, embracing her Southern roots as inspiration for prints, slogans and more.

Now enjoying respectable sales of her wares, Witherspoon has decided to reveal her most valuable lesson about making it in the business world.

Setting up your own business? Reese Witherspoon has some advice