The CTR is an important indicator of an advertisement's effectiveness. Over time, the click-through rates of advertisements has continually decreased. At first, a five percent CTR was something common, while today a two percent CTR level is considered highly successful. Having this in mind, the average CTR level is somewhere around 0.2 and 0.3 percent. However, depending on the situation, topic, and moment in time - the CTR can be quite varied.<ref>[http://www.marketingterms.com/dictionary/clickthrough_rate/ CTR Definition]</ref> | The CTR is an important indicator of an advertisement's effectiveness. Over time, the click-through rates of advertisements has continually decreased. At first, a five percent CTR was something common, while today a two percent CTR level is considered highly successful. Having this in mind, the average CTR level is somewhere around 0.2 and 0.3 percent. However, depending on the situation, topic, and moment in time - the CTR can be quite varied.<ref>[http://www.marketingterms.com/dictionary/clickthrough_rate/ CTR Definition]</ref> |