Lobbying GP is a job title that stands for Political Action Committee Group Professional. It is a position in which the individual is responsible for representing the interests of a political action committee (PAC) to government officials and other organizations. The individual must be knowledgeable about the PAC's goals and objectives, and must be able to effectively communicate them to the relevant parties. They must also be able to build relationships with key stakeholders and develop strategies to ensure the PAC's interests are represented.