The GPS proved to be an invaluable tool.

Meaning: The GPS showed itself to be very helpful and beneficial.

Choice of Words: Proved means to show or demonstrate the truth or existence of something. Invaluable means very valuable or useful. Tool means an instrument or device used to do a job.

Alternative Expressions

Related Expressions

• Teamwork proved invaluable in the championship game.
• Time management skills proved invaluable.
• Agent's guidance was invaluable.
• The coach's tactics proved effective in the championship game.
• The treatment proved effective and the patient recovered quickly.
• The driver used the GPS to navigate through the unfamiliar city.
• Hypothesis proved accurate through testing.
• Treatment proved very effective.
• The driver relied on the GPS to guide him through the unfamiliar city.
• The GPS displayed the route clearly on the screen.