Two of my Campaigns have had a big CTR drop recently
May 4th - CTR 3.27%
May 8th - CTR 1.42%
May 31st - CTR 3.44%
June 1st - CTR 1.82%
Both of these Campaigns have had a steady 2.50/.80 % average CTR.
Wondering what happened? Could the new Enhanced Campaigns have caused this?