Finding a job is like a marketing project in which the candidate is the product, and the candidate's online identity is the brand image.
With that in mind, candidates should update their Social Networking profiles to make sure they are projecting an image that is aligned with their resume and career objectives.
Social networking sites often provide access to groups of professionals in the job seeker's chosen field and can be used to build connections to potential employers. Some sites such as LinkedIn are more business oriented than others, such as FaceBook, but all of them can be useful networking and outreach tools.
According to eBizMBA, the top 15 most popular social networking sites are: