Contextual advertising
Implementing analytics for contextual advertising in helps track payback and optimize budgets.
Google AdWords
Keyword analysis for contextual advertising by helps to increase CTR and reduce customer acquisition costs.
Yandex Direct
Optimization advertising in Yandex Direct в Slany allows you to reduce the cost per click and increase the effectiveness of campaigns.

Yahoo ads
Targeting settings in Yahoo Ads в Slany allows you to serve ads only to an interested audience.