On the other hand，the right tone is also signifit.Acc to the Merriam-Webster diary，tone is the u of at and iion to express a mood or emotion.Often，it is not what you say，but how you say it.In writing any letter，it is always a good idea to think about your tone so that you do not risk uptting the reader.Usually，mistakes with tone bsp;be avoided by using the following teiques：
·Plabsp;more emphasis on the reader than yourlf.
·Avoid extreme bsp;of humility，flattery，and modesty.
·Avoid dession.
·Avoid lecturing.
In a word，in order to eliminate mistakes，the more urgent the matter is，the more carefully the letter should be checked and rechecked.
Clarity
A point that is ambiguous in a letter will bsp;trouble to both sides，and further exge of letters for explanation will bee iable，thus time will be lost.In this way，clarity is often sidered to be one of the main writing principles and language features.
To achieve clearness and clarity，you may give your letter a heading if it bsp;help to draw the addrese’s attention.You must have a clear idea of what you wish to vey in the letter，subsp;as the purpo，the attitude，and the matter ed.Only a clear mind bsp;express clearly.While drafting an outline，pay attention to the anization，as it is a key to effective business writing.There is altogether 14 parts in a business letter.A parate paragraph for eabsp;point，if necessary number eabsp;of them，is a good rule.Thus，the recipient may find eabsp;point so clear that it ’t be misuood.Sed，you should study the reader’ i and the level of the reader’s uanding，and try to imagine how he will feel about what you write.For this reason，business letter must be clear and easily uood.It is said that more than twenty words in a ntenbsp;makes reading harder.Thirdly，avoid making the idea fusing by writing the exabsp;and brief words.The following are some tips：
On the other hand，the right tone is also signifit.Acc to the Merriam-Webster diary，tone is the u of at and iion to express a mood or emotion.Often，it is not what you say，but how you say it.In writing any letter，it is always a good idea to think about your tone so that you do not risk uptting the reader.Usually，mistakes with tone bsp;be avoided by using the following teiques：
·Plabsp;more emphasis on the reader than yourlf.
·Avoid extreme bsp;of humility，flattery，and modesty.
·Avoid dession.
·Avoid lecturing.
In a word，in order to eliminate mistakes，the more urgent the matter is，the more carefully the letter should be checked and rechecked.
Clarity
A point that is ambiguous in a letter will bsp;trouble to both sides，and further exge of letters for explanation will bee iable，thus time will be lost.In this way，clarity is often sidered to be one of the main writing principles and language features.