Answer :
Answer: LOBBYING OR PERSUASION.
Explanation: LOBBYING OR PERSUASION is an act of taking various steps such as advocacy, dialogue,meetings etc in order to gain certain favour from another party or Government. Lobbying can be done either by the persons or Organisations involved or through appointed person,group of persons or Organisations that are experienced in lobbying to influence the choice or activities of Government.
Most interest groups like the labor unions,trade unions etc try to lobby the decisions of Government to their favour.