Rebecca Holdcroft likes to "express" herself through body art. However, she felt she was being discriminated against at work and contacted the BBC News website to express her point of view. Even though she does not deal with the public face-to-face, her latest employers told her she must wear a cardigan to conceal her tattoos. And in the hot weather, this can get unbearable, she says. Rebecca Holdcroft "It's not the first job where this has happened," says the 25-year-old temp, who had her first tattoo - Japanese blossom and ribbons on her back - at the age of 21....