As the library marketing and promotion always help libraries to reach to its end users. Libraries are always using various media like brochure, newsletters, broadcasting etc to promote its services and products. Due to Information and Communication Technology (ICT), libraries entire face change and also users demand change. Social media is widely used by community to interact, communicate, share and send information to each other. Social media is integral to market library resources and services, this paper will enlighten us with more detailed study on related techniques.