The British correspondence is more conservative,many English like with the old style epistolary style,the word usage cutting blocks for printing comparatively officially,but the American correspondence language is angry,has the vigor,the form is also simpler.Therefore when we write a letter when the object is British or its old colonial country,must use standard form English Queens English; If writes a letter the object is the US or the US sphere of influence local zone time,must use the American English.Certainly,Britain's-like language culture also had the change in recent years,but generally speaking,both's difference was very obvious.
① The form English each section's first word shrinks,is called shrinks the type or the denticle type.The American commercial English correspondence,requests generally with the typewriter or the computer prints neatly,left side each line of openings vertical,is called perpendicular or Qi Toushi.The perpendicular duty and signs （来源于金山词霸）