In gta online people can be in a relationship but only can blow kisses. Or it can be 2 guys and want to do a cool handshake like at the end of those races. Like if its a boy and girl you can have the option of handshake, hug, hold hands, high five, kiss, lay in bed together, cuddle .

GTA San Andreas Girlfriend Denise Robinson\n\n While out with Denise she may suggest an alternative date to do a drive-by shooting on other gangs, and allowing her to shoot at gang members will increase her happiness. Be careful not to try and shoot out of her side of the car, or you'll hit her instead and end the date.