Dear +name 2.language style (business letters are more formal:emails are more informal) similaraties between business emails and business letters 1.subject (Both business emails and letters have their subjects,but in different places.) 2.greeting and sign-offs Formal business emails have greetings. Business emails generally have sign-offs,except some informal emails. 3.language style Formal business emails are almost the same as formal business letters.) 1.opening sentences (reasons of writing) 2.adding details to describe the situation,supporting ideas (two or three sentences long) change to another topic.... 3.adding a call to action (what you expect/request the receiver to do) Referring to previous contact 1.Thank you for your letter of (Sept.10)about.. 2.I have received your letter ofabout.. 3.With reference to/Refferring to your advertisement/your phone call today I would like more information about your products. 4.Further to our telephone conversation this morning,I would like to pace an order with you for the following items: 5.In reply to your enquiry about our new products,I make an offer as follows: Stating the reason for writing 1.I am writing to enquire about.. 6 Dear + name 2. language style (business letters are more formal; emails are more informal) similaraties between business emails and business letters 1. subject (Both business emails and letters have their subjects, but in different places.) 2. greeting and sign-offs Formal business emails have greetings. Business emails generally have sign-offs, except some informal emails. 3. language style ( Formal business emails are almost the same as formal business letters.) 1. opening sentences (reasons of writing) 2. adding details to describe the situation, supporting ideas （two or three sentences long） change to another topic.... 3. adding a call to action (what you expect/request the receiver to do) Referring to previous contact 1.Thank you for your letter of (Sept. 10) about …. 2.I have received your letter of … about… 3.With reference to/Refferring to your advertisement/ your phone call today, I would like more information about your products. 4.Further to our telephone conversation this morning, I would like to pace an order with you for the following items: 5.In reply to your enquiry about our new products, I make an offer as follows: Stating the reason for writing 1. I am writing to enquire about