函电书写基本原则例如：wehavereceivedwithmanythankyourletterof20may,andwetaketheleasureofendingyouourlatestcatalog.wewishtodrawyourattentiotoaecialofferwhichwehavemadeiit.youwillearticularlyinterestediaecialofferoage5ofthelatestcatalogenclosed,whichyourequestediyourletterof20may.二、coideratio体谅写信时要处处从对方的角度去考虑有什么需求，而不是从自身出发，语气上更尊重对方。例如：“youear2ercentdiscountwheyouaycash.wewillendyoutherochureextmonth.”就比“weallow2ercentdiscountforcashayment.wewon’teabletoendyoutherochurethimonth.”要好。三、completene完整一封商业信函应概况了各项必需的事项，如邀请信应说明时间、地点等，确忌寄出含糊不清的信件。四、clarity清楚意思表达明确，要注意：（一）避免用词错误：例如：atotheteamerailingfromhongkongtoafrancisco,wehaveimonthlydirectervices.此处bimonthly有歧义：可以是twiceamonth或者oncetwomonth.故读信者就迷惑了，可以改写为：1.wehavetwodirectailingeverymonthfromhongkongtoafrancisco.2.wehaveemimonthlydirectailingfromhongkongtoafrancisco.3.wehaveadirectailingfromhongkongtoafrancisco.（二）注意词语所放的位置：例如：1.wehalleabletouly10caseoftheitemonly.2.wehalleabletouly10caseonlyoftheitem.前者则有两种商品以上的含义。（三）注意句子的结构：例如：1.weentyou5ampleyesterdayofthegoodwhichyourequestediyourletterofmay20yair.2.weentyou,yair,5ampleofthegoodwhichyourequestediyourletterofmay20.五、concisene简洁（一）避免废话连篇：例如：1.wewishtoacknowledgereceiptofyourletter..可改为：weareciateyourletter...2.enclosedherewithleasefindtwocopieof...可改为:weenclosetwocopieof...（二）避免不必要的重复：（三）短句、单词的运用enclosedherewith---enclosedatthitime---nowduetothefactthat---becauseadraftitheamountof$1000---adraftfor$1000六、concretene具体七、correctne正确