Business letters & emails exercises

https://learnenglish.britishcouncil.org/business-english/english-for-emails

http://www.businessenglishsite.com/modern-business-letters1.html

http://www.businessenglishsite.com/modern-business-letters2.html

http://www.businessenglishsite.com/modern-business-letters3.html

http://www.businessenglishsite.com/exercise_email1.html

http://www.learn-english-today.com/business-english/business-letters.html

http://www.learn-english-today.com/business-english/business-letters2.html