Why Most SPG (Sales Promotion Girl) Always Girls, why is not Guy or parents who experienced?

When we go to an exhibition, or the expo and the like always we find the profession on this one, what else if not the SPG (Sales Promotion Girl), a row of girls beautiful girls draw the eye, especially the men who visited tried to offer products that promoted products, both new products and services. Now the question is why is always called SPG (Sales Promotion), it almost always is a girl not a boy? Of course the answer is other than an answer because huruh G in the SPG that is a Girl (girl), but there is another answer. So the question is why change is more appropriate sales promo starring a female?

In a post this time we give answers and explanations that can be answered and why what? why so. Some images below can be given explicitly why you own a conclusion, let us refer.

 

cast what you think Pantaskah?See 2 more other comparisons below:

  

 when the above scene played by girls in

  

That's the difference from the SPG, why they use more girls than boys, they are more worthy (girl) becomes a sales promotion girl to market a product, maybe you have a separate comment. try your own values and think about it lah.