Law360, New York (September 19, 2014, 10:23 AM EDT) -- Social media postings can have powerful and potentially devastating impacts upon a person's reputation or a company's goodwill. Often, blog postings or tweets are done anonymously by persons using pseudonyms. With the mere click of a button, the anonymous speaker can disseminate and perpetuate statements that reach a wide audience. The challenge for a party contemplating a lawsuit is identifying who is behind the postings. Simply filing suit against an unknown "John Doe" defendant can often be a frustrating and possibly futile endeavor. The party seeking redress may instead wish to utilize any available mechanism for court-ordered, presuit discovery to investigate who owns and operates the social media account....