Вопрос 1
According to the text what is the preferable length of a business letter?
Вопрос 2
According to the text what is the rule of a business letter style?
Вопрос 3
According to the text what should you do not to waist much time writing a business
letter?
Вопрос 4
According to the text how many ideas should be stated in a paragraph?
Вопрос 5
According to the text when do you need to invest in professional proofreading
services?