A lawyer is one who is trained and licensed to prepare, manage, and either prosecute or defend a court action as an agent for another. They also advise on legal matters that may or may not require court action. Lawyers advise and represent individuals, businesses, and government agencies on legal issues and disputes.

Working as a lawyer involves practical application of abstract legal theories and knowledge to solve specific individualized
problems, or to advance the interests of those who hire lawyers to perform legal services. The role of a lawyer varies across different legal jurisdictions.

Lawyers, also known as attorneys, act as both advisors and advocates.