On July 7 and 19, 2011, the NLRB’s Office of the General Counsel issued a series of three advice memoranda recommending the dismissal of unfair labor practice charges filed by employees who were disciplined for comments made on Facebook. In each of these charges, the employee alleged that their discipline violated Section 8(a)(1) of the National Labor Relations Act, but in each the NLRB’s General Counsel’s Office concluded that there was insufficient evidence that the employee engaged in concerted activity.…