They don't always use Apple, there are other companies that use product placement marketing to advertise their products, such as Sony in their films, for example the VAIO computers in Hancock. I won't deny that Macs and iPhones in general are often used because they are associated with the status that the brand provides, but in many cases it's not even Apple that promotes this.

Si. Verdad. Si no ha pagada tiene que obtener
un formulario de liberación que significa permiso por escrito del propietario del producto para que aparezca en la pantalla.