This is true not only for newsletters, but for all marketing tools.

http://learn.canvas.net/eportfolios/12316/Gp_Methan_Electric_Motors__Geneza_Pharmaceuticals__Oral_Steroids
http://epicentro.instructure.com/eportfolios/2246/TestoProp1_100_Mg_Ibuprofen__Maxtreme_Pharma__Injectable_Steroids

縺ゅ縺 メッセージ
This time as we go into the second half of the year we are going to have the confidence of knowing a huge proportion of the British public - particularly the most vulnerable - will have been vaccinated and probably have received a very high degree of immunity.