通常求職信是針對報(bào)紙上招聘廣告而寫的。若此，求職信中須提到何月何日的報(bào)紙，有時(shí)工作機(jī)會是從朋友或介紹所聽來的，有時(shí)寫信人不知某機(jī)構(gòu)、公司有工作機(jī)會，毛遂自薦。不論哪一種，求職信上一定要說明寫信的緣由和目的。
　　因此首先應(yīng)該表明你是在何家媒體看到應(yīng)聘廣告以及所要應(yīng)聘的職位。參考例句：
　　1. In reply to your advertisement in today’s newspaper, I respectfully offer my services for the situation. 拜讀今日XX報(bào)上貴公司的廣告,本人特此備函應(yīng)征該職位。
　　2. Replying to your advertisement into- days issue of the (newspaper), I wish to apply for the position in your esteemed firm. 拜讀貴公司在今日(報(bào)紙)上廣告,特此備函應(yīng)征貴公司該職位。
　　3.With reference to your advertisement in(newspaper)of May 2for a clerk，I offer myself for the post. 從五月二日XX報(bào)上廣告欄得知貴公司招聘一位職員，我愿應(yīng)招。
　　4.I wish to apply for the position advertised in the enclosed clipping from the(newspaper)of November 12. 謹(jǐn)隨函附上十一月十二日XX報(bào)貴公司招聘廣告，我愿應(yīng)招此職位。
　　5. In answer to your advertisement into- days newspaper for a secretary, I wish to tender my services. 閣下在今日XX報(bào)上刊登招聘秘書廣告，本人獲悉，特此應(yīng)招。
　　6. Learning from XX that you are looking for a sales manager, I should like to apply for the position. 從XX處得悉，貴公司正在招聘一名業(yè)務(wù)經(jīng)理，我愿應(yīng)招此職。
　　7. Your advertisement for a telephone operator in the newspaper of March 8has interested me; I feel I can fill that position. 貴公司三月八日在XX報(bào)上刊登招聘電話接線員廣告，本人拜讀后極感興趣，相信能擔(dān)任此職。