圖書館囿於經費無法善用傳播媒體行銷圖書館，新興的網路媒體部落格提供圖書館行銷服務的新契機。本文說明部落格的內涵與發展趨勢，並選介圖書資訊服務較具代表性的五個部落格供讀者參考，說明部落格做為行銷工具可以如何行銷日館服務，並以Blogger.com為例說明部落格的經營。

Constrained by the budget, the library can’t market itself by using the mass media. Therefore the Blog—an emerging Internet media—provides with a brand new opportunity toward the library marketing service. This article illustrates the content and the developing tendency of Blog, and introduces five reprehensive Blogs to the readers as references of library information service, demonstrating on how Blog markets the library service as a marketing device, and take “Blogger.com” as an example to further explains the operation of Blogs.