To be able to create ads, please choose and pay for the plan that suits you. You can also check the "<a href="/af/Dispatcher/Render?incType=GetAdvertiserIndexPageQuery&incView=~%2FViews%2FAdvertiser%2FIndex.cshtml&AdvertiserId=0#!/af/Dispatcher/Render?incType=GetAdvertiserAsProfilePageQuery&incView=~%2FViews%2FAdvertiser%2FProfile.cshtml">User settings</a>" section and change the payment method.