Make sure you have blocked any nearby roads so an ambulance can't get to the victim. You can also kill more people and take their money from the ATM to increase the amount that respawns. Honk the horn to the beat of "Shave and a haircut" and stop, one of the other cars should respond with "two bits".Take the money they dropped, then run a short distance away and go back. Listen carefully, it might be done by a pedestrian instead. Tasty truck, one of the the songs the truck plays is the GTA Theme.
As soon as the message is received, a Cheat confirmation will appear.
There are two different kinds of primary relationships in the game.
The first type of relationship is any that Niko has with various females he encounters.
Eventually you'll cross the river and end up on the locked island of Algonquin and receive 6 stars.
Stay in the tunnel for 5 minutes and you'll get the achievement.