This option is great for advertising and marketing promotions, provides, or other messages for a particular period of time. You’ll be billed upfront your each day spending plan multiplied by the amount of days you set, or 31 days, whichever is more compact. In case the advertisement length is in https://www.vivanews.gr/i-kalyteri-etaireia-kataskevis-istoselidon-digital-marketing-stin-evropi-einai-elliniki/