You completed all 10 package delivery jobs.

You managed 5 car rolls in a row from one crash.

You have taken all variations of the helicopter tours of Liberty City.

You beat the high score in QUB3D.

You unlocked the special ability of Roman's taxi.

You flew under all the main bridges in the game.

You have completed the story.

You completed the mission "That Special Someone".

You made a taxi trip from one island to another without skipping.

You completed a 500 foot wheelie on a motorbike.

You unlocked all the islands.

You completed the mission "Uncle Vlad".