I don't know the rules of grammar... If you're trying to persuade people to do something, or buy something, it seems to me you should use their language, the language they use every day, the language in which they think. We try to write in the vernacular.
David OgilvyThe headline is the 'ticket on the meat.' Use it to flag down readers who are prospects for the kind of product you are advertising.
David OgilvyOne half was sad because I had damaged my reputation. The other half was happy because I had damaged my reputation.
David OgilvyH. L. Mencken once said that nobody ever went broke underestimating the taste of the American public. That is not true. I have come to believe that it pays to make all your layouts project a feeling of good taste, provided that you do it unobtrusively. An ugly layout suggests an ugly product. There are very few products which do not benefit from being given a first class ticket through life.
David Ogilvy