noun (n)

• a public promotion of some product or service

  publik beberapa produk atau perkhidmatan promosi

  Synonym:
  ad, advert, advertising, advertizement, advertizing
  

  source: wordnet30
• The act of informing or notifying; notification.

  tindakan menginformasikan atau memberitahukan; pemberitahuan.

  source: webster1913